42520442

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{4129}}^1$

素因数の和:4421

約数の個数: 16

約数和(自身を含む): 67401600

約数和(自身を除く): 24881158

約数列:

[1, 2, 19, 38, 271, 542, 4129, 5149, 8258, 10298, 78451, 156902, 1118959, 2237918, 21260221, 42520442]

約数ペア:

[(1, 42520442), (2, 21260221), (19, 2237918), (38, 1118959), (271, 156902), (542, 78451), (4129, 10298), (5149, 8258)]