981569644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{22511}}^1$

素因数の和:23517

約数の個数: 24

約数和(自身を含む): 1875879936

約数和(自身を除く): 894310292

約数列:

[1, 2, 4, 11, 22, 44, 991, 1982, 3964, 10901, 21802, 22511, 43604, 45022, 90044, 247621, 495242, 990484, 22308401, 44616802, 89233604, 245392411, 490784822, 981569644]

約数ペア:

[(1, 981569644), (2, 490784822), (4, 245392411), (11, 89233604), (22, 44616802), (44, 22308401), (991, 990484), (1982, 495242), (3964, 247621), (10901, 90044), (21802, 45022), (22511, 43604)]