19169970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{638999}}^1$

素因数の和:639009

約数の個数: 16

約数和(自身を含む): 46008000

約数和(自身を除く): 26838030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 638999, 1277998, 1916997, 3194995, 3833994, 6389990, 9584985, 19169970]

約数ペア:

[(1, 19169970), (2, 9584985), (3, 6389990), (5, 3833994), (6, 3194995), (10, 1916997), (15, 1277998), (30, 638999)]