20120884576

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{57649}}^1$

素因数の和:58511

約数の個数: 48

約数和(自身を含む): 42711732000

約数和(自身を除く): 22590847424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 839, 1678, 3356, 6712, 10907, 13424, 21814, 26848, 43628, 57649, 87256, 115298, 174512, 230596, 349024, 461192, 749437, 922384, 1498874, 1844768, 2997748, 5995496, 11990992, 23981984, 48367511, 96735022, 193470044, 386940088, 628777643, 773880176, 1257555286, 1547760352, 2515110572, 5030221144, 10060442288, 20120884576]

約数ペア:

[(1, 20120884576), (2, 10060442288), (4, 5030221144), (8, 2515110572), (13, 1547760352), (16, 1257555286), (26, 773880176), (32, 628777643), (52, 386940088), (104, 193470044), (208, 96735022), (416, 48367511), (839, 23981984), (1678, 11990992), (3356, 5995496), (6712, 2997748), (10907, 1844768), (13424, 1498874), (21814, 922384), (26848, 749437), (43628, 461192), (57649, 349024), (87256, 230596), (115298, 174512)]