20188727961

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{30689}}^1\times {\mathrm{12899}}^1$

素因数の和:43608

約数の個数: 16

約数和(自身を含む): 28504872000

約数和(自身を除く): 8316144039

約数列:

[1, 3, 17, 51, 12899, 30689, 38697, 92067, 219283, 521713, 657849, 1565139, 395857411, 1187572233, 6729575987, 20188727961]

約数ペア:

[(1, 20188727961), (3, 6729575987), (17, 1187572233), (51, 395857411), (12899, 1565139), (30689, 657849), (38697, 521713), (92067, 219283)]