218169778

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1\times {\mathrm{2293}}^1$

素因数の和:2829

約数の個数: 16

約数和(自身を含む): 331079256

約数和(自身を除く): 112909478

約数列:

[1, 2, 113, 226, 421, 842, 2293, 4586, 47573, 95146, 259109, 518218, 965353, 1930706, 109084889, 218169778]

約数ペア:

[(1, 218169778), (2, 109084889), (113, 1930706), (226, 965353), (421, 518218), (842, 259109), (2293, 95146), (4586, 47573)]