18816944

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{51133}}^1$

素因数の和:51164

約数の個数: 20

約数和(自身を含む): 38043696

約数和(自身を除く): 19226752

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 51133, 102266, 204532, 409064, 818128, 1176059, 2352118, 4704236, 9408472, 18816944]

約数ペア:

[(1, 18816944), (2, 9408472), (4, 4704236), (8, 2352118), (16, 1176059), (23, 818128), (46, 409064), (92, 204532), (184, 102266), (368, 51133)]