80601838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{21001}}^1$

素因数の和:21123

約数の個数: 16

約数和(自身を含む): 128532240

約数和(自身を除く): 47930402

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 21001, 42002, 399019, 798038, 2121101, 4242202, 40300919, 80601838]

約数ペア:

[(1, 80601838), (2, 40300919), (19, 4242202), (38, 2121101), (101, 798038), (202, 399019), (1919, 42002), (3838, 21001)]