18151260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{857}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 51026976

約数和(自身を除く): 32875716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353, 706, 857, 1059, 1412, 1714, 1765, 2118, 2571, 3428, 3530, 4236, 4285, 5142, 5295, 7060, 8570, 10284, 10590, 12855, 17140, 21180, 25710, 51420, 302521, 605042, 907563, 1210084, 1512605, 1815126, 3025210, 3630252, 4537815, 6050420, 9075630, 18151260]

約数ペア:

[(1, 18151260), (2, 9075630), (3, 6050420), (4, 4537815), (5, 3630252), (6, 3025210), (10, 1815126), (12, 1512605), (15, 1210084), (20, 907563), (30, 605042), (60, 302521), (353, 51420), (706, 25710), (857, 21180), (1059, 17140), (1412, 12855), (1714, 10590), (1765, 10284), (2118, 8570), (2571, 7060), (3428, 5295), (3530, 5142), (4236, 4285)]