19372760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44029}}^1$

素因数の和:44051

約数の個数: 32

約数和(自身を含む): 47552400

約数和(自身を除く): 28179640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 44029, 88058, 176116, 220145, 352232, 440290, 484319, 880580, 968638, 1761160, 1937276, 2421595, 3874552, 4843190, 9686380, 19372760]

約数ペア:

[(1, 19372760), (2, 9686380), (4, 4843190), (5, 3874552), (8, 2421595), (10, 1937276), (11, 1761160), (20, 968638), (22, 880580), (40, 484319), (44, 440290), (55, 352232), (88, 220145), (110, 176116), (220, 88058), (440, 44029)]