18090765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 40974336

約数和(自身を除く): 22883571

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 23, 33, 35, 45, 55, 63, 69, 77, 99, 105, 115, 161, 165, 207, 227, 231, 253, 315, 345, 385, 483, 495, 681, 693, 759, 805, 1035, 1135, 1155, 1265, 1449, 1589, 1771, 2043, 2277, 2415, 2497, 3405, 3465, 3795, 4767, 5221, 5313, 7245, 7491, 7945, 8855, 10215, 11385, 12485, 14301, 15663, 15939, 17479, 22473, 23835, 26105, 26565, 36547, 37455, 46989, 52437, 57431, 71505, 78315, 79695, 87395, 109641, 112365, 157311, 172293, 182735, 234945, 262185, 287155, 328923, 402017, 516879, 548205, 786555, 861465, 1206051, 1644615, 2010085, 2584395, 3618153, 6030255, 18090765]

約数ペア:

[(1, 18090765), (3, 6030255), (5, 3618153), (7, 2584395), (9, 2010085), (11, 1644615), (15, 1206051), (21, 861465), (23, 786555), (33, 548205), (35, 516879), (45, 402017), (55, 328923), (63, 287155), (69, 262185), (77, 234945), (99, 182735), (105, 172293), (115, 157311), (161, 112365), (165, 109641), (207, 87395), (227, 79695), (231, 78315), (253, 71505), (315, 57431), (345, 52437), (385, 46989), (483, 37455), (495, 36547), (681, 26565), (693, 26105), (759, 23835), (805, 22473), (1035, 17479), (1135, 15939), (1155, 15663), (1265, 14301), (1449, 12485), (1589, 11385), (1771, 10215), (2043, 8855), (2277, 7945), (2415, 7491), (2497, 7245), (3405, 5313), (3465, 5221), (3795, 4767)]