128635568

素因数分解:

$2^4\times {\mathrm{2473}}^1\times {\mathrm{3251}}^1$

素因数の和:5732

約数の個数: 20

約数和(自身を含む): 249408888

約数和(自身を除く): 120773320

約数列:

[1, 2, 4, 8, 16, 2473, 3251, 4946, 6502, 9892, 13004, 19784, 26008, 39568, 52016, 8039723, 16079446, 32158892, 64317784, 128635568]

約数ペア:

[(1, 128635568), (2, 64317784), (4, 32158892), (8, 16079446), (16, 8039723), (2473, 52016), (3251, 39568), (4946, 26008), (6502, 19784), (9892, 13004)]