181920886

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{6311}}^1$

素因数の和:6420

約数の個数: 32

約数和(自身を含む): 327214080

約数和(自身を除く): 145293194

約数列:

[1, 2, 7, 14, 29, 58, 71, 142, 203, 406, 497, 994, 2059, 4118, 6311, 12622, 14413, 28826, 44177, 88354, 183019, 366038, 448081, 896162, 1281133, 2562266, 3136567, 6273134, 12994349, 25988698, 90960443, 181920886]

約数ペア:

[(1, 181920886), (2, 90960443), (7, 25988698), (14, 12994349), (29, 6273134), (58, 3136567), (71, 2562266), (142, 1281133), (203, 896162), (406, 448081), (497, 366038), (994, 183019), (2059, 88354), (4118, 44177), (6311, 28826), (12622, 14413)]