20391796

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1373}}^1$

素因数の和:1503

約数の個数: 24

約数和(自身を含む): 36933120

約数和(自身を除く): 16541324

約数列:

[1, 2, 4, 47, 79, 94, 158, 188, 316, 1373, 2746, 3713, 5492, 7426, 14852, 64531, 108467, 129062, 216934, 258124, 433868, 5097949, 10195898, 20391796]

約数ペア:

[(1, 20391796), (2, 10195898), (4, 5097949), (47, 433868), (79, 258124), (94, 216934), (158, 129062), (188, 108467), (316, 64531), (1373, 14852), (2746, 7426), (3713, 5492)]