18788388

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{3719}}^1$

素因数の和:4147

約数の個数: 24

約数和(自身を含む): 43955520

約数和(自身を除く): 25167132

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 3719, 5052, 7438, 11157, 14876, 22314, 44628, 1565699, 3131398, 4697097, 6262796, 9394194, 18788388]

約数ペア:

[(1, 18788388), (2, 9394194), (3, 6262796), (4, 4697097), (6, 3131398), (12, 1565699), (421, 44628), (842, 22314), (1263, 14876), (1684, 11157), (2526, 7438), (3719, 5052)]