12972016

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{13291}}^1$

素因数の和:13360

約数の個数: 20

約数和(自身を含む): 25547224

約数和(自身を除く): 12575208

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 13291, 26582, 53164, 106328, 212656, 810751, 1621502, 3243004, 6486008, 12972016]

約数ペア:

[(1, 12972016), (2, 6486008), (4, 3243004), (8, 1621502), (16, 810751), (61, 212656), (122, 106328), (244, 53164), (488, 26582), (976, 13291)]