19492040912

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{112979}}^1$

素因数の和:113291

約数の個数: 40

約数和(自身を含む): 38834389440

約数和(自身を除く): 19342348528

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 263, 328, 526, 656, 1052, 2104, 4208, 10783, 21566, 43132, 86264, 112979, 172528, 225958, 451916, 903832, 1807664, 4632139, 9264278, 18528556, 29713477, 37057112, 59426954, 74114224, 118853908, 237707816, 475415632, 1218252557, 2436505114, 4873010228, 9746020456, 19492040912]

約数ペア:

[(1, 19492040912), (2, 9746020456), (4, 4873010228), (8, 2436505114), (16, 1218252557), (41, 475415632), (82, 237707816), (164, 118853908), (263, 74114224), (328, 59426954), (526, 37057112), (656, 29713477), (1052, 18528556), (2104, 9264278), (4208, 4632139), (10783, 1807664), (21566, 903832), (43132, 451916), (86264, 225958), (112979, 172528)]