217778672

素因数分解:

$2^4\times {\mathrm{1231}}^1\times {\mathrm{11057}}^1$

素因数の和:12296

約数の個数: 20

約数和(自身を含む): 422327136

約数和(自身を除く): 204548464

約数列:

[1, 2, 4, 8, 16, 1231, 2462, 4924, 9848, 11057, 19696, 22114, 44228, 88456, 176912, 13611167, 27222334, 54444668, 108889336, 217778672]

約数ペア:

[(1, 217778672), (2, 108889336), (4, 54444668), (8, 27222334), (16, 13611167), (1231, 176912), (2462, 88456), (4924, 44228), (9848, 22114), (11057, 19696)]