20512374015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{195355943}}^1$

素因数の和:195355958

約数の個数: 16

約数和(自身を含む): 37508341248

約数和(自身を除く): 16995967233

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 195355943, 586067829, 976779715, 1367491601, 2930339145, 4102474803, 6837458005, 20512374015]

約数ペア:

[(1, 20512374015), (3, 6837458005), (5, 4102474803), (7, 2930339145), (15, 1367491601), (21, 976779715), (35, 586067829), (105, 195355943)]