20021107

素因数分解:

${\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 21778560

約数和(自身を除く): 1757453

約数列:

[1, 29, 37, 47, 397, 1073, 1363, 1739, 11513, 14689, 18659, 50431, 425981, 541111, 690383, 20021107]

約数ペア:

[(1, 20021107), (29, 690383), (37, 541111), (47, 425981), (397, 50431), (1073, 18659), (1363, 14689), (1739, 11513)]