19494394

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{541}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 30048480

約数和(自身を除く): 10554086

約数列:

[1, 2, 43, 86, 419, 541, 838, 1082, 18017, 23263, 36034, 46526, 226679, 453358, 9747197, 19494394]

約数ペア:

[(1, 19494394), (2, 9747197), (43, 453358), (86, 226679), (419, 46526), (541, 36034), (838, 23263), (1082, 18017)]