31540986

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{11161}}^1$

素因数の和:11326

約数の個数: 24

約数和(自身を含む): 68780244

約数和(自身を除く): 37239258

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 11161, 22322, 33483, 66966, 100449, 200898, 1752277, 3504554, 5256831, 10513662, 15770493, 31540986]

約数ペア:

[(1, 31540986), (2, 15770493), (3, 10513662), (6, 5256831), (9, 3504554), (18, 1752277), (157, 200898), (314, 100449), (471, 66966), (942, 33483), (1413, 22322), (2826, 11161)]