201311312

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{306877}}^1$

素因数の和:306926

約数の個数: 20

約数和(自身を含む): 399555156

約数和(自身を除く): 198243844

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 306877, 613754, 1227508, 2455016, 4910032, 12581957, 25163914, 50327828, 100655656, 201311312]

約数ペア:

[(1, 201311312), (2, 100655656), (4, 50327828), (8, 25163914), (16, 12581957), (41, 4910032), (82, 2455016), (164, 1227508), (328, 613754), (656, 306877)]