20238065354

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{71}}^1\times {\mathrm{64871}}^1$

素因数の和:64983

約数の個数: 32

約数和(自身を含む): 33349397760

約数和(自身を除く): 13111332406

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 923, 1846, 2197, 4394, 11999, 23998, 64871, 129742, 155987, 311974, 843323, 1686646, 4605841, 9211682, 10963199, 21926398, 59875933, 119751866, 142521587, 285043174, 778387129, 1556774258, 10119032677, 20238065354]

約数ペア:

[(1, 20238065354), (2, 10119032677), (13, 1556774258), (26, 778387129), (71, 285043174), (142, 142521587), (169, 119751866), (338, 59875933), (923, 21926398), (1846, 10963199), (2197, 9211682), (4394, 4605841), (11999, 1686646), (23998, 843323), (64871, 311974), (129742, 155987)]