20477656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{150571}}^1$

素因数の和:150594

約数の個数: 16

約数和(自身を含む): 40654440

約数和(自身を除く): 20176784

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 150571, 301142, 602284, 1204568, 2559707, 5119414, 10238828, 20477656]

約数ペア:

[(1, 20477656), (2, 10238828), (4, 5119414), (8, 2559707), (17, 1204568), (34, 602284), (68, 301142), (136, 150571)]