20201997323

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{198259}}^1$

素因数の和:198482

約数の個数: 16

約数和(自身を含む): 22078233600

約数和(自身を除く): 1876236277

約数列:

[1, 19, 31, 173, 589, 3287, 5363, 101897, 198259, 3766921, 6146029, 34298807, 116774551, 651677333, 1063263017, 20201997323]

約数ペア:

[(1, 20201997323), (19, 1063263017), (31, 651677333), (173, 116774551), (589, 34298807), (3287, 6146029), (5363, 3766921), (101897, 198259)]