18789780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313163}}^1$

素因数の和:313175

約数の個数: 24

約数和(自身を含む): 52611552

約数和(自身を除く): 33821772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313163, 626326, 939489, 1252652, 1565815, 1878978, 3131630, 3757956, 4697445, 6263260, 9394890, 18789780]

約数ペア:

[(1, 18789780), (2, 9394890), (3, 6263260), (4, 4697445), (5, 3757956), (6, 3131630), (10, 1878978), (12, 1565815), (15, 1252652), (20, 939489), (30, 626326), (60, 313163)]