20218997030

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{38149051}}^1$

素因数の和:38149111

約数の個数: 16

約数和(自身を含む): 37080878544

約数和(自身を除く): 16861881514

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 38149051, 76298102, 190745255, 381490510, 2021899703, 4043799406, 10109498515, 20218997030]

約数ペア:

[(1, 20218997030), (2, 10109498515), (5, 4043799406), (10, 2021899703), (53, 381490510), (106, 190745255), (265, 76298102), (530, 38149051)]