2017903970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4921717}}^1$

素因数の和:4921765

約数の個数: 16

約数和(自身を含む): 3720818808

約数和(自身を除く): 1702914838

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 4921717, 9843434, 24608585, 49217170, 201790397, 403580794, 1008951985, 2017903970]

約数ペア:

[(1, 2017903970), (2, 1008951985), (5, 403580794), (10, 201790397), (41, 49217170), (82, 24608585), (205, 9843434), (410, 4921717)]