19811432

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{24043}}^1$

素因数の和:24152

約数の個数: 16

約数和(自身を含む): 37508640

約数和(自身を除く): 17697208

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 24043, 48086, 96172, 192344, 2476429, 4952858, 9905716, 19811432]

約数ペア:

[(1, 19811432), (2, 9905716), (4, 4952858), (8, 2476429), (103, 192344), (206, 96172), (412, 48086), (824, 24043)]