20996045399

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{255859}}^1$

素因数の和:256502

約数の個数: 16

約数和(自身を含む): 25299436800

約数和(自身を除く): 4303391401

約数列:

[1, 7, 19, 133, 617, 4319, 11723, 82061, 255859, 1791013, 4861321, 34029247, 157865003, 1105055021, 2999435057, 20996045399]

約数ペア:

[(1, 20996045399), (7, 2999435057), (19, 1105055021), (133, 157865003), (617, 34029247), (4319, 4861321), (11723, 1791013), (82061, 255859)]