20484858

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1879}}^1$

素因数の和:1986

約数の個数: 32

約数和(自身を含む): 43315200

約数和(自身を除く): 22830342

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 138, 158, 237, 474, 1817, 1879, 3634, 3758, 5451, 5637, 10902, 11274, 43217, 86434, 129651, 148441, 259302, 296882, 445323, 890646, 3414143, 6828286, 10242429, 20484858]

約数ペア:

[(1, 20484858), (2, 10242429), (3, 6828286), (6, 3414143), (23, 890646), (46, 445323), (69, 296882), (79, 259302), (138, 148441), (158, 129651), (237, 86434), (474, 43217), (1817, 11274), (1879, 10902), (3634, 5637), (3758, 5451)]