19661970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{655399}}^1$

素因数の和:655409

約数の個数: 16

約数和(自身を含む): 47188800

約数和(自身を除く): 27526830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 655399, 1310798, 1966197, 3276995, 3932394, 6553990, 9830985, 19661970]

約数ペア:

[(1, 19661970), (2, 9830985), (3, 6553990), (5, 3932394), (6, 3276995), (10, 1966197), (15, 1310798), (30, 655399)]