20867970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{695599}}^1$

素因数の和:695609

約数の個数: 16

約数和(自身を含む): 50083200

約数和(自身を除く): 29215230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 695599, 1391198, 2086797, 3477995, 4173594, 6955990, 10433985, 20867970]

約数ペア:

[(1, 20867970), (2, 10433985), (3, 6955990), (5, 4173594), (6, 3477995), (10, 2086797), (15, 1391198), (30, 695599)]