20171684764

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12799}}^1$

素因数の和:12888

約数の個数: 144

約数和(自身を含む): 48538828800

約数和(自身を除く): 28367144036

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 43, 44, 49, 68, 77, 86, 98, 119, 154, 172, 187, 196, 238, 301, 308, 374, 473, 476, 539, 602, 731, 748, 833, 946, 1078, 1204, 1309, 1462, 1666, 1892, 2107, 2156, 2618, 2924, 3311, 3332, 4214, 5117, 5236, 6622, 8041, 8428, 9163, 10234, 12799, 13244, 16082, 18326, 20468, 23177, 25598, 32164, 35819, 36652, 46354, 51196, 56287, 71638, 89593, 92708, 112574, 140789, 143276, 179186, 217583, 225148, 281578, 358372, 394009, 435166, 550357, 563156, 627151, 788018, 870332, 985523, 1100714, 1254302, 1523081, 1576036, 1971046, 2201428, 2393413, 2508604, 3046162, 3852499, 3942092, 4786826, 6053927, 6092324, 6898661, 7704998, 9356069, 9573652, 10661567, 12107854, 13797322, 15409996, 16753891, 18712138, 21323134, 24215708, 26967493, 27594644, 33507782, 37424276, 42377489, 42646268, 53934986, 65492483, 67015564, 84754978, 102916759, 107869972, 117277237, 130984966, 169509956, 205833518, 234554474, 261969932, 296642423, 411667036, 458447381, 469108948, 593284846, 720417313, 916894762, 1186569692, 1440834626, 1833789524, 2881669252, 5042921191, 10085842382, 20171684764]

約数ペア:

[(1, 20171684764), (2, 10085842382), (4, 5042921191), (7, 2881669252), (11, 1833789524), (14, 1440834626), (17, 1186569692), (22, 916894762), (28, 720417313), (34, 593284846), (43, 469108948), (44, 458447381), (49, 411667036), (68, 296642423), (77, 261969932), (86, 234554474), (98, 205833518), (119, 169509956), (154, 130984966), (172, 117277237), (187, 107869972), (196, 102916759), (238, 84754978), (301, 67015564), (308, 65492483), (374, 53934986), (473, 42646268), (476, 42377489), (539, 37424276), (602, 33507782), (731, 27594644), (748, 26967493), (833, 24215708), (946, 21323134), (1078, 18712138), (1204, 16753891), (1309, 15409996), (1462, 13797322), (1666, 12107854), (1892, 10661567), (2107, 9573652), (2156, 9356069), (2618, 7704998), (2924, 6898661), (3311, 6092324), (3332, 6053927), (4214, 4786826), (5117, 3942092), (5236, 3852499), (6622, 3046162), (8041, 2508604), (8428, 2393413), (9163, 2201428), (10234, 1971046), (12799, 1576036), (13244, 1523081), (16082, 1254302), (18326, 1100714), (20468, 985523), (23177, 870332), (25598, 788018), (32164, 627151), (35819, 563156), (36652, 550357), (46354, 435166), (51196, 394009), (56287, 358372), (71638, 281578), (89593, 225148), (92708, 217583), (112574, 179186), (140789, 143276)]