19371052

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{11503}}^1$

素因数の和:11928

約数の個数: 12

約数和(自身を含む): 33982816

約数和(自身を除く): 14611764

約数列:

[1, 2, 4, 421, 842, 1684, 11503, 23006, 46012, 4842763, 9685526, 19371052]

約数ペア:

[(1, 19371052), (2, 9685526), (4, 4842763), (421, 46012), (842, 23006), (1684, 11503)]