19613438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1549}}^1$

素因数の和:2051

約数の個数: 16

約数和(自身を含む): 31768800

約数和(自身を除く): 12155362

約数列:

[1, 2, 13, 26, 487, 974, 1549, 3098, 6331, 12662, 20137, 40274, 754363, 1508726, 9806719, 19613438]

約数ペア:

[(1, 19613438), (2, 9806719), (13, 1508726), (26, 754363), (487, 40274), (974, 20137), (1549, 12662), (3098, 6331)]