19628972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5647}}^1$

素因数の和:5741

約数の個数: 24

約数和(自身を含む): 37954560

約数和(自身を除く): 18325588

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 5647, 11294, 22588, 62117, 124234, 248468, 446113, 892226, 1784452, 4907243, 9814486, 19628972]

約数ペア:

[(1, 19628972), (2, 9814486), (4, 4907243), (11, 1784452), (22, 892226), (44, 446113), (79, 248468), (158, 124234), (316, 62117), (869, 22588), (1738, 11294), (3476, 5647)]