19020505

素因数分解:

$5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1297}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 26167680

約数和(自身を除く): 7147175

約数列:

[1, 5, 7, 35, 419, 1297, 2095, 2933, 6485, 9079, 14665, 45395, 543443, 2717215, 3804101, 19020505]

約数ペア:

[(1, 19020505), (5, 3804101), (7, 2717215), (35, 543443), (419, 45395), (1297, 14665), (2095, 9079), (2933, 6485)]