20519036

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{823}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 37653504

約数和(自身を除く): 17134468

約数列:

[1, 2, 4, 23, 46, 92, 271, 542, 823, 1084, 1646, 3292, 6233, 12466, 18929, 24932, 37858, 75716, 223033, 446066, 892132, 5129759, 10259518, 20519036]

約数ペア:

[(1, 20519036), (2, 10259518), (4, 5129759), (23, 892132), (46, 446066), (92, 223033), (271, 75716), (542, 37858), (823, 24932), (1084, 18929), (1646, 12466), (3292, 6233)]