18970502

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{937}}^1$

素因数の和:1183

約数の個数: 16

約数和(自身を含む): 29175552

約数和(自身を除く): 10205050

約数列:

[1, 2, 53, 106, 191, 382, 937, 1874, 10123, 20246, 49661, 99322, 178967, 357934, 9485251, 18970502]

約数ペア:

[(1, 18970502), (2, 9485251), (53, 357934), (106, 178967), (191, 99322), (382, 49661), (937, 20246), (1874, 10123)]