18887454

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{4973}}^1$

素因数の和:5192

約数の個数: 24

約数和(自身を含む): 41125032

約数和(自身を除く): 22237578

約数列:

[1, 2, 3, 6, 9, 18, 211, 422, 633, 1266, 1899, 3798, 4973, 9946, 14919, 29838, 44757, 89514, 1049303, 2098606, 3147909, 6295818, 9443727, 18887454]

約数ペア:

[(1, 18887454), (2, 9443727), (3, 6295818), (6, 3147909), (9, 2098606), (18, 1049303), (211, 89514), (422, 44757), (633, 29838), (1266, 14919), (1899, 9946), (3798, 4973)]