20705273042

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1039}}^1\times {\mathrm{1171}}^1$

素因数の和:2406

約数の個数: 32

約数和(自身を含む): 31827394560

約数和(自身を除く): 11122121518

約数列:

[1, 2, 67, 127, 134, 254, 1039, 1171, 2078, 2342, 8509, 17018, 69613, 78457, 131953, 139226, 148717, 156914, 263906, 297434, 1216669, 2433338, 8840851, 9964039, 17681702, 19928078, 81516823, 154516963, 163033646, 309033926, 10352636521, 20705273042]

約数ペア:

[(1, 20705273042), (2, 10352636521), (67, 309033926), (127, 163033646), (134, 154516963), (254, 81516823), (1039, 19928078), (1171, 17681702), (2078, 9964039), (2342, 8840851), (8509, 2433338), (17018, 1216669), (69613, 297434), (78457, 263906), (131953, 156914), (139226, 148717)]