20693554

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47681}}^1$

素因数の和:47721

約数の個数: 16

約数和(自身を含む): 36619776

約数和(自身を除く): 15926222

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 47681, 95362, 333767, 667534, 1478111, 2956222, 10346777, 20693554]

約数ペア:

[(1, 20693554), (2, 10346777), (7, 2956222), (14, 1478111), (31, 667534), (62, 333767), (217, 95362), (434, 47681)]