18715691930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1050853}}^1$

素因数の和:1051010

約数の個数: 32

約数和(自身を含む): 36544498704

約数和(自身を除く): 17828806774

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1781, 3562, 8905, 17810, 1050853, 2101706, 5254265, 10508530, 13661089, 27322178, 68305445, 136610890, 143966861, 287933722, 719834305, 1439668610, 1871569193, 3743138386, 9357845965, 18715691930]

約数ペア:

[(1, 18715691930), (2, 9357845965), (5, 3743138386), (10, 1871569193), (13, 1439668610), (26, 719834305), (65, 287933722), (130, 143966861), (137, 136610890), (274, 68305445), (685, 27322178), (1370, 13661089), (1781, 10508530), (3562, 5254265), (8905, 2101706), (17810, 1050853)]