20255982

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{15139}}^1$

素因数の和:15367

約数の個数: 16

約数和(自身を含む): 40696320

約数和(自身を除く): 20440338

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 15139, 30278, 45417, 90834, 3375997, 6751994, 10127991, 20255982]

約数ペア:

[(1, 20255982), (2, 10127991), (3, 6751994), (6, 3375997), (223, 90834), (446, 45417), (669, 30278), (1338, 15139)]