18480723

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{503}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 25433856

約数和(自身を除く): 6953133

約数列:

[1, 3, 37, 111, 331, 503, 993, 1509, 12247, 18611, 36741, 55833, 166493, 499479, 6160241, 18480723]

約数ペア:

[(1, 18480723), (3, 6160241), (37, 499479), (111, 166493), (331, 55833), (503, 36741), (993, 18611), (1509, 12247)]