20187361281

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1237}}^1\times {\mathrm{1499}}^1$

素因数の和:2949

約数の個数: 32

約数和(自身を含む): 28523520000

約数和(自身を除く): 8336158719

約数列:

[1, 3, 19, 57, 191, 573, 1237, 1499, 3629, 3711, 4497, 10887, 23503, 28481, 70509, 85443, 236267, 286309, 708801, 858927, 1854263, 4489073, 5439871, 5562789, 13467219, 16319613, 35230997, 105692991, 354164233, 1062492699, 6729120427, 20187361281]

約数ペア:

[(1, 20187361281), (3, 6729120427), (19, 1062492699), (57, 354164233), (191, 105692991), (573, 35230997), (1237, 16319613), (1499, 13467219), (3629, 5562789), (3711, 5439871), (4497, 4489073), (10887, 1854263), (23503, 858927), (28481, 708801), (70509, 286309), (85443, 236267)]