20564568

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 58406400

約数和(自身を除く): 37841832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 59, 72, 94, 103, 118, 141, 177, 188, 206, 236, 282, 309, 354, 376, 412, 423, 472, 531, 564, 618, 708, 824, 846, 927, 1062, 1128, 1236, 1416, 1692, 1854, 2124, 2472, 2773, 3384, 3708, 4248, 4841, 5546, 6077, 7416, 8319, 9682, 11092, 12154, 14523, 16638, 18231, 19364, 22184, 24308, 24957, 29046, 33276, 36462, 38728, 43569, 48616, 49914, 54693, 58092, 66552, 72924, 87138, 99828, 109386, 116184, 145848, 174276, 199656, 218772, 285619, 348552, 437544, 571238, 856857, 1142476, 1713714, 2284952, 2570571, 3427428, 5141142, 6854856, 10282284, 20564568]

約数ペア:

[(1, 20564568), (2, 10282284), (3, 6854856), (4, 5141142), (6, 3427428), (8, 2570571), (9, 2284952), (12, 1713714), (18, 1142476), (24, 856857), (36, 571238), (47, 437544), (59, 348552), (72, 285619), (94, 218772), (103, 199656), (118, 174276), (141, 145848), (177, 116184), (188, 109386), (206, 99828), (236, 87138), (282, 72924), (309, 66552), (354, 58092), (376, 54693), (412, 49914), (423, 48616), (472, 43569), (531, 38728), (564, 36462), (618, 33276), (708, 29046), (824, 24957), (846, 24308), (927, 22184), (1062, 19364), (1128, 18231), (1236, 16638), (1416, 14523), (1692, 12154), (1854, 11092), (2124, 9682), (2472, 8319), (2773, 7416), (3384, 6077), (3708, 5546), (4248, 4841)]