20729601

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{3709}}^1$

素因数の和:3747

約数の個数: 24

約数和(自身を含む): 32410560

約数和(自身を除く): 11680959

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 3709, 5589, 11127, 33381, 85307, 100143, 255921, 300429, 767763, 901287, 2303289, 6909867, 20729601]

約数ペア:

[(1, 20729601), (3, 6909867), (9, 2303289), (23, 901287), (27, 767763), (69, 300429), (81, 255921), (207, 100143), (243, 85307), (621, 33381), (1863, 11127), (3709, 5589)]