20733134864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1403923}}^1$

素因数の和:1404015

約数の個数: 40

約数和(自身を含む): 43869817152

約数和(自身を除く): 23136682288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 3692, 7384, 14768, 1403923, 2807846, 5615692, 11231384, 18250999, 22462768, 36501998, 73003996, 99678533, 146007992, 199357066, 292015984, 398714132, 797428264, 1295820929, 1594856528, 2591641858, 5183283716, 10366567432, 20733134864]

約数ペア:

[(1, 20733134864), (2, 10366567432), (4, 5183283716), (8, 2591641858), (13, 1594856528), (16, 1295820929), (26, 797428264), (52, 398714132), (71, 292015984), (104, 199357066), (142, 146007992), (208, 99678533), (284, 73003996), (568, 36501998), (923, 22462768), (1136, 18250999), (1846, 11231384), (3692, 5615692), (7384, 2807846), (14768, 1403923)]