18678170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1637}}^1$

素因数の和:1814

約数の個数: 32

約数和(自身を含む): 38683008

約数和(自身を除く): 20004838

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 1637, 2282, 3274, 5705, 8185, 11410, 11459, 16370, 22918, 57295, 114590, 266831, 533662, 1334155, 1867817, 2668310, 3735634, 9339085, 18678170]

約数ペア:

[(1, 18678170), (2, 9339085), (5, 3735634), (7, 2668310), (10, 1867817), (14, 1334155), (35, 533662), (70, 266831), (163, 114590), (326, 57295), (815, 22918), (1141, 16370), (1630, 11459), (1637, 11410), (2282, 8185), (3274, 5705)]