40891216

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{69073}}^1$

素因数の和:69118

約数の個数: 20

約数和(自身を含む): 81369172

約数和(自身を除く): 40477956

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 69073, 138146, 276292, 552584, 1105168, 2555701, 5111402, 10222804, 20445608, 40891216]

約数ペア:

[(1, 40891216), (2, 20445608), (4, 10222804), (8, 5111402), (16, 2555701), (37, 1105168), (74, 552584), (148, 276292), (296, 138146), (592, 69073)]