17881630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2053}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 35197344

約数和(自身を除く): 17315714

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 2053, 4106, 4355, 8710, 10265, 20530, 26689, 53378, 133445, 137551, 266890, 275102, 687755, 1375510, 1788163, 3576326, 8940815, 17881630]

約数ペア:

[(1, 17881630), (2, 8940815), (5, 3576326), (10, 1788163), (13, 1375510), (26, 687755), (65, 275102), (67, 266890), (130, 137551), (134, 133445), (335, 53378), (670, 26689), (871, 20530), (1742, 10265), (2053, 8710), (4106, 4355)]