20132615152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{491327}}^1$

素因数の和:491545

約数の個数: 40

約数和(自身を含む): 42220797696

約数和(自身を除く): 22088182544

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 788, 1576, 2561, 3152, 5122, 10244, 20488, 40976, 491327, 982654, 1965308, 3930616, 6387251, 7861232, 12774502, 25549004, 51098008, 96791419, 102196016, 193582838, 387165676, 774331352, 1258288447, 1548662704, 2516576894, 5033153788, 10066307576, 20132615152]

約数ペア:

[(1, 20132615152), (2, 10066307576), (4, 5033153788), (8, 2516576894), (13, 1548662704), (16, 1258288447), (26, 774331352), (52, 387165676), (104, 193582838), (197, 102196016), (208, 96791419), (394, 51098008), (788, 25549004), (1576, 12774502), (2561, 7861232), (3152, 6387251), (5122, 3930616), (10244, 1965308), (20488, 982654), (40976, 491327)]