81703184

素因数分解:

$2^4\times {\mathrm{1307}}^1\times {\mathrm{3907}}^1$

素因数の和:5222

約数の個数: 20

約数和(自身を含む): 158461584

約数和(自身を除く): 76758400

約数列:

[1, 2, 4, 8, 16, 1307, 2614, 3907, 5228, 7814, 10456, 15628, 20912, 31256, 62512, 5106449, 10212898, 20425796, 40851592, 81703184]

約数ペア:

[(1, 81703184), (2, 40851592), (4, 20425796), (8, 10212898), (16, 5106449), (1307, 62512), (2614, 31256), (3907, 20912), (5228, 15628), (7814, 10456)]