2019957970

素因数分解:

$2^1\times 5^1\times {\mathrm{3119}}^1\times {\mathrm{64763}}^1$

素因数の和:67889

約数の個数: 16

約数和(自身を含む): 3637146240

約数和(自身を除く): 1617188270

約数列:

[1, 2, 5, 10, 3119, 6238, 15595, 31190, 64763, 129526, 323815, 647630, 201995797, 403991594, 1009978985, 2019957970]

約数ペア:

[(1, 2019957970), (2, 1009978985), (5, 403991594), (10, 201995797), (3119, 647630), (6238, 323815), (15595, 129526), (31190, 64763)]