20967798

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{15671}}^1$

素因数の和:15899

約数の個数: 16

約数和(自身を含む): 42126336

約数和(自身を除く): 21158538

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 15671, 31342, 47013, 94026, 3494633, 6989266, 10483899, 20967798]

約数ペア:

[(1, 20967798), (2, 10483899), (3, 6989266), (6, 3494633), (223, 94026), (446, 47013), (669, 31342), (1338, 15671)]