2019920886

素因数分解:

$2^1\times 3^2\times {\mathrm{5519}}^1\times {\mathrm{20333}}^1$

素因数の和:25860

約数の個数: 24

約数和(自身を含む): 4377503520

約数和(自身を除く): 2357582634

約数列:

[1, 2, 3, 6, 9, 18, 5519, 11038, 16557, 20333, 33114, 40666, 49671, 60999, 99342, 121998, 182997, 365994, 112217827, 224435654, 336653481, 673306962, 1009960443, 2019920886]

約数ペア:

[(1, 2019920886), (2, 1009960443), (3, 673306962), (6, 336653481), (9, 224435654), (18, 112217827), (5519, 365994), (11038, 182997), (16557, 121998), (20333, 99342), (33114, 60999), (40666, 49671)]