18727938

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{4931}}^1$

素因数の和:5150

約数の個数: 24

約数和(自身を含む): 40777776

約数和(自身を除く): 22049838

約数列:

[1, 2, 3, 6, 9, 18, 211, 422, 633, 1266, 1899, 3798, 4931, 9862, 14793, 29586, 44379, 88758, 1040441, 2080882, 3121323, 6242646, 9363969, 18727938]

約数ペア:

[(1, 18727938), (2, 9363969), (3, 6242646), (6, 3121323), (9, 2080882), (18, 1040441), (211, 88758), (422, 44379), (633, 29586), (1266, 14793), (1899, 9862), (3798, 4931)]