206520908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{5717}}^1$

素因数の和:6553

約数の個数: 24

約数和(自身を含む): 394816464

約数和(自身を除く): 188295556

約数列:

[1, 2, 4, 11, 22, 44, 821, 1642, 3284, 5717, 9031, 11434, 18062, 22868, 36124, 62887, 125774, 251548, 4693657, 9387314, 18774628, 51630227, 103260454, 206520908]

約数ペア:

[(1, 206520908), (2, 103260454), (4, 51630227), (11, 18774628), (22, 9387314), (44, 4693657), (821, 251548), (1642, 125774), (3284, 62887), (5717, 36124), (9031, 22868), (11434, 18062)]