18695268

素因数分解:

$2^2\times 3^2\times {\mathrm{631}}^1\times {\mathrm{823}}^1$

素因数の和:1464

約数の個数: 36

約数和(自身を含む): 47389888

約数和(自身を除く): 28694620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 631, 823, 1262, 1646, 1893, 2469, 2524, 3292, 3786, 4938, 5679, 7407, 7572, 9876, 11358, 14814, 22716, 29628, 519313, 1038626, 1557939, 2077252, 3115878, 4673817, 6231756, 9347634, 18695268]

約数ペア:

[(1, 18695268), (2, 9347634), (3, 6231756), (4, 4673817), (6, 3115878), (9, 2077252), (12, 1557939), (18, 1038626), (36, 519313), (631, 29628), (823, 22716), (1262, 14814), (1646, 11358), (1893, 9876), (2469, 7572), (2524, 7407), (3292, 5679), (3786, 4938)]