19371490

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{13001}}^1$

素因数の和:13157

約数の個数: 16

約数和(自身を含む): 35105400

約数和(自身を除く): 15733910

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 13001, 26002, 65005, 130010, 1937149, 3874298, 9685745, 19371490]

約数ペア:

[(1, 19371490), (2, 9685745), (5, 3874298), (10, 1937149), (149, 130010), (298, 65005), (745, 26002), (1490, 13001)]