1997942354

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{194239}}^1$

素因数の和:194417

約数の個数: 16

約数和(自身を含む): 3100070400

約数和(自身を除く): 1102128046

約数列:

[1, 2, 37, 74, 139, 278, 5143, 10286, 194239, 388478, 7186843, 14373686, 26999221, 53998442, 998971177, 1997942354]

約数ペア:

[(1, 1997942354), (2, 998971177), (37, 53998442), (74, 26999221), (139, 14373686), (278, 7186843), (5143, 388478), (10286, 194239)]