20447576

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{22619}}^1$

素因数の和:22738

約数の個数: 16

約数和(自身を含む): 38680200

約数和(自身を除く): 18232624

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 22619, 45238, 90476, 180952, 2555947, 5111894, 10223788, 20447576]

約数ペア:

[(1, 20447576), (2, 10223788), (4, 5111894), (8, 2555947), (113, 180952), (226, 90476), (452, 45238), (904, 22619)]