90738412

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{509}}^1\times {\mathrm{1087}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 163134720

約数和(自身を除く): 72396308

約数列:

[1, 2, 4, 41, 82, 164, 509, 1018, 1087, 2036, 2174, 4348, 20869, 41738, 44567, 83476, 89134, 178268, 553283, 1106566, 2213132, 22684603, 45369206, 90738412]

約数ペア:

[(1, 90738412), (2, 45369206), (4, 22684603), (41, 2213132), (82, 1106566), (164, 553283), (509, 178268), (1018, 89134), (1087, 83476), (2036, 44567), (2174, 41738), (4348, 20869)]