2028295088

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{405011}}^1$

素因数の和:405332

約数の個数: 20

約数和(自身を含む): 3942386808

約数和(自身を除く): 1914091720

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 405011, 810022, 1620044, 3240088, 6480176, 126768443, 253536886, 507073772, 1014147544, 2028295088]

約数ペア:

[(1, 2028295088), (2, 1014147544), (4, 507073772), (8, 253536886), (16, 126768443), (313, 6480176), (626, 3240088), (1252, 1620044), (2504, 810022), (5008, 405011)]