18502185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 32094720

約数和(自身を除く): 13592535

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 239, 397, 717, 1191, 1195, 1985, 3107, 3585, 5161, 5955, 9321, 15483, 15535, 25805, 46605, 77415, 94883, 284649, 474415, 1233479, 1423245, 3700437, 6167395, 18502185]

約数ペア:

[(1, 18502185), (3, 6167395), (5, 3700437), (13, 1423245), (15, 1233479), (39, 474415), (65, 284649), (195, 94883), (239, 77415), (397, 46605), (717, 25805), (1191, 15535), (1195, 15483), (1985, 9321), (3107, 5955), (3585, 5161)]