18585780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1009}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 52261440

約数和(自身を除く): 33675660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1009, 1228, 1535, 1842, 2018, 3027, 3070, 3684, 4036, 4605, 5045, 6054, 6140, 9210, 10090, 12108, 15135, 18420, 20180, 30270, 60540, 309763, 619526, 929289, 1239052, 1548815, 1858578, 3097630, 3717156, 4646445, 6195260, 9292890, 18585780]

約数ペア:

[(1, 18585780), (2, 9292890), (3, 6195260), (4, 4646445), (5, 3717156), (6, 3097630), (10, 1858578), (12, 1548815), (15, 1239052), (20, 929289), (30, 619526), (60, 309763), (307, 60540), (614, 30270), (921, 20180), (1009, 18420), (1228, 15135), (1535, 12108), (1842, 10090), (2018, 9210), (3027, 6140), (3070, 6054), (3684, 5045), (4036, 4605)]