20501476

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{3049}}^1$

素因数の和:3135

約数の個数: 18

約数和(自身を含む): 36786050

約数和(自身を除く): 16284574

約数列:

[1, 2, 4, 41, 82, 164, 1681, 3049, 3362, 6098, 6724, 12196, 125009, 250018, 500036, 5125369, 10250738, 20501476]

約数ペア:

[(1, 20501476), (2, 10250738), (4, 5125369), (41, 500036), (82, 250018), (164, 125009), (1681, 12196), (3049, 6724), (3362, 6098)]