81203848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{2141}}^1$

素因数の和:2589

約数の個数: 32

約数和(自身を含む): 166561920

約数和(自身を除く): 85358072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 431, 862, 1724, 2141, 3448, 4282, 4741, 8564, 9482, 17128, 18964, 23551, 37928, 47102, 94204, 188408, 922771, 1845542, 3691084, 7382168, 10150481, 20300962, 40601924, 81203848]

約数ペア:

[(1, 81203848), (2, 40601924), (4, 20300962), (8, 10150481), (11, 7382168), (22, 3691084), (44, 1845542), (88, 922771), (431, 188408), (862, 94204), (1724, 47102), (2141, 37928), (3448, 23551), (4282, 18964), (4741, 17128), (8564, 9482)]