1900397768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2647}}^1\times {\mathrm{5279}}^1$

素因数の和:7949

約数の個数: 32

約数和(自身を含む): 3774988800

約数和(自身を除く): 1874591032

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2647, 5279, 5294, 10558, 10588, 21116, 21176, 42232, 44999, 89743, 89998, 179486, 179996, 358972, 359992, 717944, 13973513, 27947026, 55894052, 111788104, 237549721, 475099442, 950198884, 1900397768]

約数ペア:

[(1, 1900397768), (2, 950198884), (4, 475099442), (8, 237549721), (17, 111788104), (34, 55894052), (68, 27947026), (136, 13973513), (2647, 717944), (5279, 359992), (5294, 358972), (10558, 179996), (10588, 179486), (21116, 89998), (21176, 89743), (42232, 44999)]