19697235

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{45281}}^1$

素因数の和:45318

約数の個数: 16

約数和(自身を含む): 32603040

約数和(自身を除く): 12905805

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 45281, 135843, 226405, 679215, 1313149, 3939447, 6565745, 19697235]

約数ペア:

[(1, 19697235), (3, 6565745), (5, 3939447), (15, 1313149), (29, 679215), (87, 226405), (145, 135843), (435, 45281)]