2018648528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{11821}}^1$

素因数の和:12663

約数の個数: 40

約数和(自身を含む): 4217474856

約数和(自身を除く): 2198826328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 821, 1642, 3284, 6568, 10673, 11821, 13136, 21346, 23642, 42692, 47284, 85384, 94568, 153673, 170768, 189136, 307346, 614692, 1229384, 2458768, 9705041, 19410082, 38820164, 77640328, 126165533, 155280656, 252331066, 504662132, 1009324264, 2018648528]

約数ペア:

[(1, 2018648528), (2, 1009324264), (4, 504662132), (8, 252331066), (13, 155280656), (16, 126165533), (26, 77640328), (52, 38820164), (104, 19410082), (208, 9705041), (821, 2458768), (1642, 1229384), (3284, 614692), (6568, 307346), (10673, 189136), (11821, 170768), (13136, 153673), (21346, 94568), (23642, 85384), (42692, 47284)]