18488048

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{28183}}^1$

素因数の和:28232

約数の個数: 20

約数和(自身を含む): 36695568

約数和(自身を除く): 18207520

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 28183, 56366, 112732, 225464, 450928, 1155503, 2311006, 4622012, 9244024, 18488048]

約数ペア:

[(1, 18488048), (2, 9244024), (4, 4622012), (8, 2311006), (16, 1155503), (41, 450928), (82, 225464), (164, 112732), (328, 56366), (656, 28183)]