20437953

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{677}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 28313280

約数和(自身を除く): 7875327

約数列:

[1, 3, 29, 87, 347, 677, 1041, 2031, 10063, 19633, 30189, 58899, 234919, 704757, 6812651, 20437953]

約数ペア:

[(1, 20437953), (3, 6812651), (29, 704757), (87, 234919), (347, 58899), (677, 30189), (1041, 19633), (2031, 10063)]