19229790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640993}}^1$

素因数の和:641003

約数の個数: 16

約数和(自身を含む): 46151568

約数和(自身を除く): 26921778

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640993, 1281986, 1922979, 3204965, 3845958, 6409930, 9614895, 19229790]

約数ペア:

[(1, 19229790), (2, 9614895), (3, 6409930), (5, 3845958), (6, 3204965), (10, 1922979), (15, 1281986), (30, 640993)]