16858820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{76631}}^1$

素因数の和:76651

約数の個数: 24

約数和(自身を含む): 38622528

約数和(自身を除く): 21763708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 76631, 153262, 306524, 383155, 766310, 842941, 1532620, 1685882, 3371764, 4214705, 8429410, 16858820]

約数ペア:

[(1, 16858820), (2, 8429410), (4, 4214705), (5, 3371764), (10, 1685882), (11, 1532620), (20, 842941), (22, 766310), (44, 383155), (55, 306524), (110, 153262), (220, 76631)]