20187572

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2293}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 36997632

約数和(自身を除く): 16810060

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 2293, 4402, 4586, 8804, 9172, 71083, 142166, 162803, 284332, 325606, 651212, 5046893, 10093786, 20187572]

約数ペア:

[(1, 20187572), (2, 10093786), (4, 5046893), (31, 651212), (62, 325606), (71, 284332), (124, 162803), (142, 142166), (284, 71083), (2201, 9172), (2293, 8804), (4402, 4586)]