181991312

素因数分解:

$2^4\times {\mathrm{1009}}^1\times {\mathrm{11273}}^1$

素因数の和:12290

約数の個数: 20

約数和(自身を含む): 352988940

約数和(自身を除く): 170997628

約数列:

[1, 2, 4, 8, 16, 1009, 2018, 4036, 8072, 11273, 16144, 22546, 45092, 90184, 180368, 11374457, 22748914, 45497828, 90995656, 181991312]

約数ペア:

[(1, 181991312), (2, 90995656), (4, 45497828), (8, 22748914), (16, 11374457), (1009, 180368), (2018, 90184), (4036, 45092), (8072, 22546), (11273, 16144)]