20159889106

素因数分解:

$2^1\times 7^1\times {\mathrm{9803}}^1\times {\mathrm{146893}}^1$

素因数の和:156705

約数の個数: 16

約数和(自身を含む): 34563570624

約数和(自身を除く): 14403681518

約数列:

[1, 2, 7, 14, 9803, 19606, 68621, 137242, 146893, 293786, 1028251, 2056502, 1439992079, 2879984158, 10079944553, 20159889106]

約数ペア:

[(1, 20159889106), (2, 10079944553), (7, 2879984158), (14, 1439992079), (9803, 2056502), (19606, 1028251), (68621, 293786), (137242, 146893)]