20464352012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{393545231}}^1$

素因数の和:393545248

約数の個数: 12

約数和(自身を含む): 38567432736

約数和(自身を除く): 18103080724

約数列:

[1, 2, 4, 13, 26, 52, 393545231, 787090462, 1574180924, 5116088003, 10232176006, 20464352012]

約数ペア:

[(1, 20464352012), (2, 10232176006), (4, 5116088003), (13, 1574180924), (26, 787090462), (52, 393545231)]