18939090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{3271}}^1$

素因数の和:3474

約数の個数: 32

約数和(自身を含む): 45703296

約数和(自身を除く): 26764206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 193, 386, 579, 965, 1158, 1930, 2895, 3271, 5790, 6542, 9813, 16355, 19626, 32710, 49065, 98130, 631303, 1262606, 1893909, 3156515, 3787818, 6313030, 9469545, 18939090]

約数ペア:

[(1, 18939090), (2, 9469545), (3, 6313030), (5, 3787818), (6, 3156515), (10, 1893909), (15, 1262606), (30, 631303), (193, 98130), (386, 49065), (579, 32710), (965, 19626), (1158, 16355), (1930, 9813), (2895, 6542), (3271, 5790)]