81115184

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{46511}}^1$

素因数の和:46628

約数の個数: 20

約数和(自身を含む): 158605920

約数和(自身を除く): 77490736

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 46511, 93022, 186044, 372088, 744176, 5069699, 10139398, 20278796, 40557592, 81115184]

約数ペア:

[(1, 81115184), (2, 40557592), (4, 20278796), (8, 10139398), (16, 5069699), (109, 744176), (218, 372088), (436, 186044), (872, 93022), (1744, 46511)]