18724048

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3557}}^1$

素因数の和:3619

約数の個数: 40

約数和(自身を含む): 42354432

約数和(自身を除く): 23630384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 3557, 5264, 7114, 14228, 24899, 28456, 49798, 56912, 99596, 167179, 199192, 334358, 398384, 668716, 1170253, 1337432, 2340506, 2674864, 4681012, 9362024, 18724048]

約数ペア:

[(1, 18724048), (2, 9362024), (4, 4681012), (7, 2674864), (8, 2340506), (14, 1337432), (16, 1170253), (28, 668716), (47, 398384), (56, 334358), (94, 199192), (112, 167179), (188, 99596), (329, 56912), (376, 49798), (658, 28456), (752, 24899), (1316, 14228), (2632, 7114), (3557, 5264)]