20572232

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 40022400

約数和(自身を除く): 19450168

約数列:

[1, 2, 4, 8, 43, 79, 86, 158, 172, 316, 344, 632, 757, 1514, 3028, 3397, 6056, 6794, 13588, 27176, 32551, 59803, 65102, 119606, 130204, 239212, 260408, 478424, 2571529, 5143058, 10286116, 20572232]

約数ペア:

[(1, 20572232), (2, 10286116), (4, 5143058), (8, 2571529), (43, 478424), (79, 260408), (86, 239212), (158, 130204), (172, 119606), (316, 65102), (344, 59803), (632, 32551), (757, 27176), (1514, 13588), (3028, 6794), (3397, 6056)]