2008403216

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{24407}}^1$

素因数の和:24591

約数の個数: 40

約数和(自身を含む): 4025367360

約数和(自身を除く): 2016964144

約数列:

[1, 2, 4, 8, 16, 37, 74, 139, 148, 278, 296, 556, 592, 1112, 2224, 5143, 10286, 20572, 24407, 41144, 48814, 82288, 97628, 195256, 390512, 903059, 1806118, 3392573, 3612236, 6785146, 7224472, 13570292, 14448944, 27140584, 54281168, 125525201, 251050402, 502100804, 1004201608, 2008403216]

約数ペア:

[(1, 2008403216), (2, 1004201608), (4, 502100804), (8, 251050402), (16, 125525201), (37, 54281168), (74, 27140584), (139, 14448944), (148, 13570292), (278, 7224472), (296, 6785146), (556, 3612236), (592, 3392573), (1112, 1806118), (2224, 903059), (5143, 390512), (10286, 195256), (20572, 97628), (24407, 82288), (41144, 48814)]