18686646

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 45815040

約数和(自身を除く): 27128394

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 163, 193, 198, 297, 326, 386, 489, 579, 594, 978, 1158, 1467, 1737, 1793, 2123, 2934, 3474, 3586, 4246, 4401, 5211, 5379, 6369, 8802, 10422, 10758, 12738, 16137, 19107, 31459, 32274, 38214, 48411, 57321, 62918, 94377, 96822, 114642, 188754, 283131, 346049, 566262, 692098, 849393, 1038147, 1698786, 2076294, 3114441, 6228882, 9343323, 18686646]

約数ペア:

[(1, 18686646), (2, 9343323), (3, 6228882), (6, 3114441), (9, 2076294), (11, 1698786), (18, 1038147), (22, 849393), (27, 692098), (33, 566262), (54, 346049), (66, 283131), (99, 188754), (163, 114642), (193, 96822), (198, 94377), (297, 62918), (326, 57321), (386, 48411), (489, 38214), (579, 32274), (594, 31459), (978, 19107), (1158, 16137), (1467, 12738), (1737, 10758), (1793, 10422), (2123, 8802), (2934, 6369), (3474, 5379), (3586, 5211), (4246, 4401)]