19414930

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 36108864

約数和(自身を除く): 16693934

約数列:

[1, 2, 5, 10, 43, 86, 163, 215, 277, 326, 430, 554, 815, 1385, 1630, 2770, 7009, 11911, 14018, 23822, 35045, 45151, 59555, 70090, 90302, 119110, 225755, 451510, 1941493, 3882986, 9707465, 19414930]

約数ペア:

[(1, 19414930), (2, 9707465), (5, 3882986), (10, 1941493), (43, 451510), (86, 225755), (163, 119110), (215, 90302), (277, 70090), (326, 59555), (430, 45151), (554, 35045), (815, 23822), (1385, 14018), (1630, 11911), (2770, 7009)]