20139246

素因数分解:

$2^1\times 3^3\times {\mathrm{461}}^1\times {\mathrm{809}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 44906400

約数和(自身を除く): 24767154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 461, 809, 922, 1383, 1618, 2427, 2766, 4149, 4854, 7281, 8298, 12447, 14562, 21843, 24894, 43686, 372949, 745898, 1118847, 2237694, 3356541, 6713082, 10069623, 20139246]

約数ペア:

[(1, 20139246), (2, 10069623), (3, 6713082), (6, 3356541), (9, 2237694), (18, 1118847), (27, 745898), (54, 372949), (461, 43686), (809, 24894), (922, 21843), (1383, 14562), (1618, 12447), (2427, 8298), (2766, 7281), (4149, 4854)]