19918412

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{1049}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 35985600

約数和(自身を除く): 16067188

約数列:

[1, 2, 4, 47, 94, 101, 188, 202, 404, 1049, 2098, 4196, 4747, 9494, 18988, 49303, 98606, 105949, 197212, 211898, 423796, 4979603, 9959206, 19918412]

約数ペア:

[(1, 19918412), (2, 9959206), (4, 4979603), (47, 423796), (94, 211898), (101, 197212), (188, 105949), (202, 98606), (404, 49303), (1049, 18988), (2098, 9494), (4196, 4747)]