19446110

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4999}}^1$

素因数の和:5395

約数の個数: 16

約数和(自身を含む): 35100000

約数和(自身を除く): 15653890

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 4999, 9998, 24995, 49990, 1944611, 3889222, 9723055, 19446110]

約数ペア:

[(1, 19446110), (2, 9723055), (5, 3889222), (10, 1944611), (389, 49990), (778, 24995), (1945, 9998), (3890, 4999)]