218128322

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{72661}}^1$

素因数の和:72761

約数の個数: 16

約数和(自身を含む): 348777600

約数和(自身を除く): 130649278

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 72661, 145322, 1380559, 2761118, 5740219, 11480438, 109064161, 218128322]

約数ペア:

[(1, 218128322), (2, 109064161), (19, 11480438), (38, 5740219), (79, 2761118), (158, 1380559), (1501, 145322), (3002, 72661)]