18263430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 47711664

約数和(自身を除く): 29448234

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 307, 614, 661, 921, 1322, 1535, 1842, 1983, 2763, 3070, 3305, 3966, 4605, 5526, 5949, 6610, 9210, 9915, 11898, 13815, 19830, 27630, 29745, 59490, 202927, 405854, 608781, 1014635, 1217562, 1826343, 2029270, 3043905, 3652686, 6087810, 9131715, 18263430]

約数ペア:

[(1, 18263430), (2, 9131715), (3, 6087810), (5, 3652686), (6, 3043905), (9, 2029270), (10, 1826343), (15, 1217562), (18, 1014635), (30, 608781), (45, 405854), (90, 202927), (307, 59490), (614, 29745), (661, 27630), (921, 19830), (1322, 13815), (1535, 11898), (1842, 9915), (1983, 9210), (2763, 6610), (3070, 5949), (3305, 5526), (3966, 4605)]