19786761

素因数分解:

$3^5\times {\mathrm{107}}^1\times {\mathrm{761}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 29955744

約数和(自身を除く): 10168983

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 761, 963, 2283, 2889, 6849, 8667, 20547, 26001, 61641, 81427, 184923, 244281, 732843, 2198529, 6595587, 19786761]

約数ペア:

[(1, 19786761), (3, 6595587), (9, 2198529), (27, 732843), (81, 244281), (107, 184923), (243, 81427), (321, 61641), (761, 26001), (963, 20547), (2283, 8667), (2889, 6849)]