20507318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{1097}}^1$

素因数の和:1831

約数の個数: 16

約数和(自身を含む): 33203520

約数和(自身を除く): 12696202

約数列:

[1, 2, 13, 26, 719, 1097, 1438, 2194, 9347, 14261, 18694, 28522, 788743, 1577486, 10253659, 20507318]

約数ペア:

[(1, 20507318), (2, 10253659), (13, 1577486), (26, 788743), (719, 28522), (1097, 18694), (1438, 14261), (2194, 9347)]