18910533

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 25704000

約数和(自身を除く): 6793467

約数列:

[1, 3, 101, 139, 303, 417, 449, 1347, 14039, 42117, 45349, 62411, 136047, 187233, 6303511, 18910533]

約数ペア:

[(1, 18910533), (3, 6303511), (101, 187233), (139, 136047), (303, 62411), (417, 45349), (449, 42117), (1347, 14039)]