20173896290

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1\times {\mathrm{14723}}^1$

素因数の和:15514

約数の個数: 32

約数和(自身を含む): 36523529856

約数和(自身を除く): 16349633566

約数列:

[1, 2, 5, 10, 263, 521, 526, 1042, 1315, 2605, 2630, 5210, 14723, 29446, 73615, 137023, 147230, 274046, 685115, 1370230, 3872149, 7670683, 7744298, 15341366, 19360745, 38353415, 38721490, 76706830, 2017389629, 4034779258, 10086948145, 20173896290]

約数ペア:

[(1, 20173896290), (2, 10086948145), (5, 4034779258), (10, 2017389629), (263, 76706830), (521, 38721490), (526, 38353415), (1042, 19360745), (1315, 15341366), (2605, 7744298), (2630, 7670683), (5210, 3872149), (14723, 1370230), (29446, 685115), (73615, 274046), (137023, 147230)]