19816060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90073}}^1$

素因数の和:90093

約数の個数: 24

約数和(自身を含む): 45397296

約数和(自身を除く): 25581236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 90073, 180146, 360292, 450365, 900730, 990803, 1801460, 1981606, 3963212, 4954015, 9908030, 19816060]

約数ペア:

[(1, 19816060), (2, 9908030), (4, 4954015), (5, 3963212), (10, 1981606), (11, 1801460), (20, 990803), (22, 900730), (44, 450365), (55, 360292), (110, 180146), (220, 90073)]