20123289729

素因数分解:

$3^3\times {\mathrm{541}}^1\times {\mathrm{1103}}^1\times {\mathrm{1249}}^1$

素因数の和:2902

約数の個数: 32

約数和(自身を含む): 29918400000

約数和(自身を除く): 9795110271

約数列:

[1, 3, 9, 27, 541, 1103, 1249, 1623, 3309, 3747, 4869, 9927, 11241, 14607, 29781, 33723, 596723, 675709, 1377647, 1790169, 2027127, 4132941, 5370507, 6081381, 12398823, 16111521, 18244143, 37196469, 745307027, 2235921081, 6707763243, 20123289729]

約数ペア:

[(1, 20123289729), (3, 6707763243), (9, 2235921081), (27, 745307027), (541, 37196469), (1103, 18244143), (1249, 16111521), (1623, 12398823), (3309, 6081381), (3747, 5370507), (4869, 4132941), (9927, 2027127), (11241, 1790169), (14607, 1377647), (29781, 675709), (33723, 596723)]