201981656

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{349}}^1\times {\mathrm{991}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 385392000

約数和(自身を除く): 183410344

約数列:

[1, 2, 4, 8, 73, 146, 292, 349, 584, 698, 991, 1396, 1982, 2792, 3964, 7928, 25477, 50954, 72343, 101908, 144686, 203816, 289372, 345859, 578744, 691718, 1383436, 2766872, 25247707, 50495414, 100990828, 201981656]

約数ペア:

[(1, 201981656), (2, 100990828), (4, 50495414), (8, 25247707), (73, 2766872), (146, 1383436), (292, 691718), (349, 578744), (584, 345859), (698, 289372), (991, 203816), (1396, 144686), (1982, 101908), (2792, 72343), (3964, 50954), (7928, 25477)]