20138604928

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{119827}}^1$

素因数の和:119955

約数の個数: 64

約数和(自身を含む): 43634167920

約数和(自身を除く): 23495562992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 128, 202, 208, 404, 416, 808, 832, 1313, 1616, 1664, 2626, 3232, 5252, 6464, 10504, 12928, 21008, 42016, 84032, 119827, 168064, 239654, 479308, 958616, 1557751, 1917232, 3115502, 3834464, 6231004, 7668928, 12102527, 12462008, 15337856, 24205054, 24924016, 48410108, 49848032, 96820216, 99696064, 157332851, 193640432, 199392128, 314665702, 387280864, 629331404, 774561728, 1258662808, 1549123456, 2517325616, 5034651232, 10069302464, 20138604928]

約数ペア:

[(1, 20138604928), (2, 10069302464), (4, 5034651232), (8, 2517325616), (13, 1549123456), (16, 1258662808), (26, 774561728), (32, 629331404), (52, 387280864), (64, 314665702), (101, 199392128), (104, 193640432), (128, 157332851), (202, 99696064), (208, 96820216), (404, 49848032), (416, 48410108), (808, 24924016), (832, 24205054), (1313, 15337856), (1616, 12462008), (1664, 12102527), (2626, 7668928), (3232, 6231004), (5252, 3834464), (6464, 3115502), (10504, 1917232), (12928, 1557751), (21008, 958616), (42016, 479308), (84032, 239654), (119827, 168064)]