420199418

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{719}}^1\times {\mathrm{2837}}^1$

素因数の和:3661

約数の個数: 16

約数和(自身を含む): 637528320

約数和(自身を除く): 217328902

約数列:

[1, 2, 103, 206, 719, 1438, 2837, 5674, 74057, 148114, 292211, 584422, 2039803, 4079606, 210099709, 420199418]

約数ペア:

[(1, 420199418), (2, 210099709), (103, 4079606), (206, 2039803), (719, 584422), (1438, 292211), (2837, 148114), (5674, 74057)]