20442035

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 25132800

約数和(自身を除く): 4690765

約数列:

[1, 5, 67, 139, 335, 439, 695, 2195, 9313, 29413, 46565, 61021, 147065, 305105, 4088407, 20442035]

約数ペア:

[(1, 20442035), (5, 4088407), (67, 305105), (139, 147065), (335, 61021), (439, 46565), (695, 29413), (2195, 9313)]