90720212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{108517}}^1$

素因数の和:108551

約数の個数: 24

約数和(自身を含む): 182310240

約数和(自身を除く): 91590028

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 108517, 217034, 434068, 1193687, 2061823, 2387374, 4123646, 4774748, 8247292, 22680053, 45360106, 90720212]

約数ペア:

[(1, 90720212), (2, 45360106), (4, 22680053), (11, 8247292), (19, 4774748), (22, 4123646), (38, 2387374), (44, 2061823), (76, 1193687), (209, 434068), (418, 217034), (836, 108517)]