18589260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{631}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 52238592

約数和(自身を除く): 33649332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 631, 982, 1262, 1473, 1893, 1964, 2455, 2524, 2946, 3155, 3786, 4910, 5892, 6310, 7365, 7572, 9465, 9820, 12620, 14730, 18930, 29460, 37860, 309821, 619642, 929463, 1239284, 1549105, 1858926, 3098210, 3717852, 4647315, 6196420, 9294630, 18589260]

約数ペア:

[(1, 18589260), (2, 9294630), (3, 6196420), (4, 4647315), (5, 3717852), (6, 3098210), (10, 1858926), (12, 1549105), (15, 1239284), (20, 929463), (30, 619642), (60, 309821), (491, 37860), (631, 29460), (982, 18930), (1262, 14730), (1473, 12620), (1893, 9820), (1964, 9465), (2455, 7572), (2524, 7365), (2946, 6310), (3155, 5892), (3786, 4910)]