20948382

素因数分解:

$2^1\times 3^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 160

約数和(自身を含む): 60984000

約数和(自身を除く): 40035618

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 29, 39, 42, 49, 54, 58, 63, 78, 81, 87, 91, 98, 117, 126, 147, 162, 174, 182, 189, 203, 234, 261, 273, 294, 343, 351, 377, 378, 406, 441, 522, 546, 567, 609, 637, 686, 702, 754, 783, 819, 882, 1029, 1053, 1131, 1134, 1218, 1274, 1323, 1421, 1566, 1638, 1827, 1911, 2058, 2106, 2262, 2349, 2457, 2639, 2646, 2842, 3087, 3393, 3654, 3822, 3969, 4263, 4459, 4698, 4914, 5278, 5481, 5733, 6174, 6786, 7371, 7917, 7938, 8526, 8918, 9261, 9947, 10179, 10962, 11466, 12789, 13377, 14742, 15834, 16443, 17199, 18473, 18522, 19894, 20358, 23751, 25578, 26754, 27783, 29841, 30537, 32886, 34398, 36946, 38367, 40131, 47502, 51597, 55419, 55566, 59682, 61074, 71253, 76734, 80262, 89523, 103194, 110838, 115101, 120393, 129311, 142506, 166257, 179046, 213759, 230202, 240786, 258622, 268569, 332514, 361179, 387933, 427518, 498771, 537138, 722358, 775866, 805707, 997542, 1163799, 1496313, 1611414, 2327598, 2992626, 3491397, 6982794, 10474191, 20948382]

約数ペア:

[(1, 20948382), (2, 10474191), (3, 6982794), (6, 3491397), (7, 2992626), (9, 2327598), (13, 1611414), (14, 1496313), (18, 1163799), (21, 997542), (26, 805707), (27, 775866), (29, 722358), (39, 537138), (42, 498771), (49, 427518), (54, 387933), (58, 361179), (63, 332514), (78, 268569), (81, 258622), (87, 240786), (91, 230202), (98, 213759), (117, 179046), (126, 166257), (147, 142506), (162, 129311), (174, 120393), (182, 115101), (189, 110838), (203, 103194), (234, 89523), (261, 80262), (273, 76734), (294, 71253), (343, 61074), (351, 59682), (377, 55566), (378, 55419), (406, 51597), (441, 47502), (522, 40131), (546, 38367), (567, 36946), (609, 34398), (637, 32886), (686, 30537), (702, 29841), (754, 27783), (783, 26754), (819, 25578), (882, 23751), (1029, 20358), (1053, 19894), (1131, 18522), (1134, 18473), (1218, 17199), (1274, 16443), (1323, 15834), (1421, 14742), (1566, 13377), (1638, 12789), (1827, 11466), (1911, 10962), (2058, 10179), (2106, 9947), (2262, 9261), (2349, 8918), (2457, 8526), (2639, 7938), (2646, 7917), (2842, 7371), (3087, 6786), (3393, 6174), (3654, 5733), (3822, 5481), (3969, 5278), (4263, 4914), (4459, 4698)]