31118994

素因数分解:

$2^1\times 3^2\times {\mathrm{809}}^1\times {\mathrm{2137}}^1$

素因数の和:2954

約数の個数: 24

約数和(自身を含む): 67539420

約数和(自身を除く): 36420426

約数列:

[1, 2, 3, 6, 9, 18, 809, 1618, 2137, 2427, 4274, 4854, 6411, 7281, 12822, 14562, 19233, 38466, 1728833, 3457666, 5186499, 10372998, 15559497, 31118994]

約数ペア:

[(1, 31118994), (2, 15559497), (3, 10372998), (6, 5186499), (9, 3457666), (18, 1728833), (809, 38466), (1618, 19233), (2137, 14562), (2427, 12822), (4274, 7281), (4854, 6411)]