20123762672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96748859}}^1$

素因数の和:96748880

約数の個数: 20

約数和(自身を含む): 41989005240

約数和(自身を除く): 21865242568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96748859, 193497718, 386995436, 773990872, 1257735167, 1547981744, 2515470334, 5030940668, 10061881336, 20123762672]

約数ペア:

[(1, 20123762672), (2, 10061881336), (4, 5030940668), (8, 2515470334), (13, 1547981744), (16, 1257735167), (26, 773990872), (52, 386995436), (104, 193497718), (208, 96748859)]