2008654064

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{1242979}}^1$

素因数の和:1243088

約数の個数: 20

約数和(自身を含む): 3930302760

約数和(自身を除く): 1921648696

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 1242979, 2485958, 4971916, 9943832, 19887664, 125540879, 251081758, 502163516, 1004327032, 2008654064]

約数ペア:

[(1, 2008654064), (2, 1004327032), (4, 502163516), (8, 251081758), (16, 125540879), (101, 19887664), (202, 9943832), (404, 4971916), (808, 2485958), (1616, 1242979)]