18789336

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{1601}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 51231960

約数和(自身を除く): 32442624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1601, 1956, 2934, 3202, 3912, 4803, 5868, 6404, 9606, 11736, 12808, 14409, 19212, 28818, 38424, 57636, 115272, 260963, 521926, 782889, 1043852, 1565778, 2087704, 2348667, 3131556, 4697334, 6263112, 9394668, 18789336]

約数ペア:

[(1, 18789336), (2, 9394668), (3, 6263112), (4, 4697334), (6, 3131556), (8, 2348667), (9, 2087704), (12, 1565778), (18, 1043852), (24, 782889), (36, 521926), (72, 260963), (163, 115272), (326, 57636), (489, 38424), (652, 28818), (978, 19212), (1304, 14409), (1467, 12808), (1601, 11736), (1956, 9606), (2934, 6404), (3202, 5868), (3912, 4803)]