20539856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41411}}^1$

素因数の和:41450

約数の個数: 20

約数和(自身を含む): 41080704

約数和(自身を除く): 20540848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 41411, 82822, 165644, 331288, 662576, 1283741, 2567482, 5134964, 10269928, 20539856]

約数ペア:

[(1, 20539856), (2, 10269928), (4, 5134964), (8, 2567482), (16, 1283741), (31, 662576), (62, 331288), (124, 165644), (248, 82822), (496, 41411)]