12673420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20441}}^1$

素因数の和:20481

約数の個数: 24

約数和(自身を含む): 27474048

約数和(自身を除く): 14800628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 20441, 40882, 81764, 102205, 204410, 408820, 633671, 1267342, 2534684, 3168355, 6336710, 12673420]

約数ペア:

[(1, 12673420), (2, 6336710), (4, 3168355), (5, 2534684), (10, 1267342), (20, 633671), (31, 408820), (62, 204410), (124, 102205), (155, 81764), (310, 40882), (620, 20441)]