20775088

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{76379}}^1$

素因数の和:76404

約数の個数: 20

約数和(自身を含む): 42620040

約数和(自身を除く): 21844952

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 76379, 152758, 305516, 611032, 1222064, 1298443, 2596886, 5193772, 10387544, 20775088]

約数ペア:

[(1, 20775088), (2, 10387544), (4, 5193772), (8, 2596886), (16, 1298443), (17, 1222064), (34, 611032), (68, 305516), (136, 152758), (272, 76379)]