18541160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42139}}^1$

素因数の和:42161

約数の個数: 32

約数和(自身を含む): 45511200

約数和(自身を除く): 26970040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 42139, 84278, 168556, 210695, 337112, 421390, 463529, 842780, 927058, 1685560, 1854116, 2317645, 3708232, 4635290, 9270580, 18541160]

約数ペア:

[(1, 18541160), (2, 9270580), (4, 4635290), (5, 3708232), (8, 2317645), (10, 1854116), (11, 1685560), (20, 927058), (22, 842780), (40, 463529), (44, 421390), (55, 337112), (88, 210695), (110, 168556), (220, 84278), (440, 42139)]