2019915970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4697479}}^1$

素因数の和:4697529

約数の個数: 16

約数和(自身を含む): 3720404160

約数和(自身を除く): 1700488190

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4697479, 9394958, 23487395, 46974790, 201991597, 403983194, 1009957985, 2019915970]

約数ペア:

[(1, 2019915970), (2, 1009957985), (5, 403983194), (10, 201991597), (43, 46974790), (86, 23487395), (215, 9394958), (430, 4697479)]