20274878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{13217}}^1$

素因数の和:13291

約数の個数: 16

約数和(自身を含む): 33309360

約数和(自身を除く): 13034482

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 13217, 26434, 171821, 343642, 779803, 1559606, 10137439, 20274878]

約数ペア:

[(1, 20274878), (2, 10137439), (13, 1559606), (26, 779803), (59, 343642), (118, 171821), (767, 26434), (1534, 13217)]