20172790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{183389}}^1$

素因数の和:183407

約数の個数: 16

約数和(自身を含む): 39612240

約数和(自身を除く): 19439450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 183389, 366778, 916945, 1833890, 2017279, 4034558, 10086395, 20172790]

約数ペア:

[(1, 20172790), (2, 10086395), (5, 4034558), (10, 2017279), (11, 1833890), (22, 916945), (55, 366778), (110, 183389)]