20619316

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2837}}^1$

素因数の和:2943

約数の個数: 24

約数和(自身を含む): 38142720

約数和(自身を除く): 17523404

約数列:

[1, 2, 4, 23, 46, 79, 92, 158, 316, 1817, 2837, 3634, 5674, 7268, 11348, 65251, 130502, 224123, 261004, 448246, 896492, 5154829, 10309658, 20619316]

約数ペア:

[(1, 20619316), (2, 10309658), (4, 5154829), (23, 896492), (46, 448246), (79, 261004), (92, 224123), (158, 130502), (316, 65251), (1817, 11348), (2837, 7268), (3634, 5674)]