20940532

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{3049}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 39198600

約数和(自身を除く): 18258068

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 1717, 3049, 3434, 6098, 6868, 12196, 51833, 103666, 207332, 307949, 615898, 1231796, 5235133, 10470266, 20940532]

約数ペア:

[(1, 20940532), (2, 10470266), (4, 5235133), (17, 1231796), (34, 615898), (68, 307949), (101, 207332), (202, 103666), (404, 51833), (1717, 12196), (3049, 6868), (3434, 6098)]