19443796

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1663}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 35409920

約数和(自身を除く): 15966124

約数列:

[1, 2, 4, 37, 74, 79, 148, 158, 316, 1663, 2923, 3326, 5846, 6652, 11692, 61531, 123062, 131377, 246124, 262754, 525508, 4860949, 9721898, 19443796]

約数ペア:

[(1, 19443796), (2, 9721898), (4, 4860949), (37, 525508), (74, 262754), (79, 246124), (148, 131377), (158, 123062), (316, 61531), (1663, 11692), (2923, 6652), (3326, 5846)]