18513864

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{5471}}^1$

素因数の和:5530

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 32704056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 5471, 10942, 16413, 21884, 32826, 43768, 49239, 65652, 98478, 131304, 196956, 257137, 393912, 514274, 771411, 1028548, 1542822, 2057096, 2314233, 3085644, 4628466, 6171288, 9256932, 18513864]

約数ペア:

[(1, 18513864), (2, 9256932), (3, 6171288), (4, 4628466), (6, 3085644), (8, 2314233), (9, 2057096), (12, 1542822), (18, 1028548), (24, 771411), (36, 514274), (47, 393912), (72, 257137), (94, 196956), (141, 131304), (188, 98478), (282, 65652), (376, 49239), (423, 43768), (564, 32826), (846, 21884), (1128, 16413), (1692, 10942), (3384, 5471)]