20148638406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258315877}}^1$

素因数の和:258315895

約数の個数: 16

約数和(自身を含む): 43397067504

約数和(自身を除く): 23248429098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258315877, 516631754, 774947631, 1549895262, 3358106401, 6716212802, 10074319203, 20148638406]

約数ペア:

[(1, 20148638406), (2, 10074319203), (3, 6716212802), (6, 3358106401), (13, 1549895262), (26, 774947631), (39, 516631754), (78, 258315877)]