20941490808

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1\times {\mathrm{907}}^1$

素因数の和:1738

約数の個数: 192

約数和(自身を含む): 66041963520

約数和(自身を除く): 45100472712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 61, 63, 72, 84, 122, 126, 168, 183, 244, 252, 366, 427, 488, 504, 549, 732, 751, 854, 907, 1098, 1281, 1464, 1502, 1708, 1814, 2196, 2253, 2562, 2721, 3004, 3416, 3628, 3843, 4392, 4506, 5124, 5257, 5442, 6008, 6349, 6759, 7256, 7686, 8163, 9012, 10248, 10514, 10884, 12698, 13518, 15372, 15771, 16326, 18024, 19047, 21028, 21768, 25396, 27036, 30744, 31542, 32652, 38094, 42056, 45811, 47313, 50792, 54072, 55327, 57141, 63084, 65304, 76188, 91622, 94626, 110654, 114282, 126168, 137433, 152376, 165981, 183244, 189252, 221308, 228564, 274866, 320677, 331962, 366488, 378504, 387289, 412299, 442616, 457128, 497943, 549732, 641354, 663924, 681157, 774578, 824598, 962031, 995886, 1099464, 1161867, 1282708, 1327848, 1362314, 1549156, 1649196, 1924062, 1991772, 2043471, 2323734, 2565416, 2724628, 2886093, 3098312, 3298392, 3485601, 3848124, 3983544, 4086942, 4647468, 4768099, 5449256, 5772186, 6130413, 6971202, 7696248, 8173884, 9294936, 9536198, 11544372, 12260826, 13942404, 14304297, 16347768, 19072396, 23088744, 24521652, 27884808, 28608594, 38144792, 41550577, 42912891, 49043304, 57217188, 83101154, 85825782, 114434376, 124651731, 166202308, 171651564, 249303462, 290854039, 332404616, 343303128, 373955193, 498606924, 581708078, 747910386, 872562117, 997213848, 1163416156, 1495820772, 1745124234, 2326832312, 2617686351, 2991641544, 3490248468, 5235372702, 6980496936, 10470745404, 20941490808]

約数ペア:

[(1, 20941490808), (2, 10470745404), (3, 6980496936), (4, 5235372702), (6, 3490248468), (7, 2991641544), (8, 2617686351), (9, 2326832312), (12, 1745124234), (14, 1495820772), (18, 1163416156), (21, 997213848), (24, 872562117), (28, 747910386), (36, 581708078), (42, 498606924), (56, 373955193), (61, 343303128), (63, 332404616), (72, 290854039), (84, 249303462), (122, 171651564), (126, 166202308), (168, 124651731), (183, 114434376), (244, 85825782), (252, 83101154), (366, 57217188), (427, 49043304), (488, 42912891), (504, 41550577), (549, 38144792), (732, 28608594), (751, 27884808), (854, 24521652), (907, 23088744), (1098, 19072396), (1281, 16347768), (1464, 14304297), (1502, 13942404), (1708, 12260826), (1814, 11544372), (2196, 9536198), (2253, 9294936), (2562, 8173884), (2721, 7696248), (3004, 6971202), (3416, 6130413), (3628, 5772186), (3843, 5449256), (4392, 4768099), (4506, 4647468), (5124, 4086942), (5257, 3983544), (5442, 3848124), (6008, 3485601), (6349, 3298392), (6759, 3098312), (7256, 2886093), (7686, 2724628), (8163, 2565416), (9012, 2323734), (10248, 2043471), (10514, 1991772), (10884, 1924062), (12698, 1649196), (13518, 1549156), (15372, 1362314), (15771, 1327848), (16326, 1282708), (18024, 1161867), (19047, 1099464), (21028, 995886), (21768, 962031), (25396, 824598), (27036, 774578), (30744, 681157), (31542, 663924), (32652, 641354), (38094, 549732), (42056, 497943), (45811, 457128), (47313, 442616), (50792, 412299), (54072, 387289), (55327, 378504), (57141, 366488), (63084, 331962), (65304, 320677), (76188, 274866), (91622, 228564), (94626, 221308), (110654, 189252), (114282, 183244), (126168, 165981), (137433, 152376)]