17961338

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{1069}}^1$

素因数の和:1373

約数の個数: 16

約数和(自身を含む): 27939840

約数和(自身を除く): 9978502

約数列:

[1, 2, 31, 62, 271, 542, 1069, 2138, 8401, 16802, 33139, 66278, 289699, 579398, 8980669, 17961338]

約数ペア:

[(1, 17961338), (2, 8980669), (31, 579398), (62, 289699), (271, 66278), (542, 33139), (1069, 16802), (2138, 8401)]