20195593158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258917861}}^1$

素因数の和:258917879

約数の個数: 16

約数和(自身を含む): 43498200816

約数和(自身を除く): 23302607658

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258917861, 517835722, 776753583, 1553507166, 3365932193, 6731864386, 10097796579, 20195593158]

約数ペア:

[(1, 20195593158), (2, 10097796579), (3, 6731864386), (6, 3365932193), (13, 1553507166), (26, 776753583), (39, 517835722), (78, 258917861)]