2018872796

素因数分解:

$2^2\times {\mathrm{89}}^2\times {\mathrm{63719}}^1$

素因数の和:63901

約数の個数: 18

約数和(自身を含む): 3573226440

約数和(自身を除く): 1554353644

約数列:

[1, 2, 4, 89, 178, 356, 7921, 15842, 31684, 63719, 127438, 254876, 5670991, 11341982, 22683964, 504718199, 1009436398, 2018872796]

約数ペア:

[(1, 2018872796), (2, 1009436398), (4, 504718199), (89, 22683964), (178, 11341982), (356, 5670991), (7921, 254876), (15842, 127438), (31684, 63719)]