18722088

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{307}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 63903840

約数和(自身を除く): 45181752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 56, 63, 66, 72, 77, 84, 88, 99, 121, 126, 132, 154, 168, 198, 231, 242, 252, 264, 307, 308, 363, 396, 462, 484, 504, 614, 616, 693, 726, 792, 847, 921, 924, 968, 1089, 1228, 1386, 1452, 1694, 1842, 1848, 2149, 2178, 2456, 2541, 2763, 2772, 2904, 3377, 3388, 3684, 4298, 4356, 5082, 5526, 5544, 6447, 6754, 6776, 7368, 7623, 8596, 8712, 10131, 10164, 11052, 12894, 13508, 15246, 17192, 19341, 20262, 20328, 22104, 23639, 25788, 27016, 30393, 30492, 37147, 38682, 40524, 47278, 51576, 60786, 60984, 70917, 74294, 77364, 81048, 94556, 111441, 121572, 141834, 148588, 154728, 189112, 212751, 222882, 243144, 260029, 283668, 297176, 334323, 425502, 445764, 520058, 567336, 668646, 780087, 851004, 891528, 1040116, 1337292, 1560174, 1702008, 2080232, 2340261, 2674584, 3120348, 4680522, 6240696, 9361044, 18722088]

約数ペア:

[(1, 18722088), (2, 9361044), (3, 6240696), (4, 4680522), (6, 3120348), (7, 2674584), (8, 2340261), (9, 2080232), (11, 1702008), (12, 1560174), (14, 1337292), (18, 1040116), (21, 891528), (22, 851004), (24, 780087), (28, 668646), (33, 567336), (36, 520058), (42, 445764), (44, 425502), (56, 334323), (63, 297176), (66, 283668), (72, 260029), (77, 243144), (84, 222882), (88, 212751), (99, 189112), (121, 154728), (126, 148588), (132, 141834), (154, 121572), (168, 111441), (198, 94556), (231, 81048), (242, 77364), (252, 74294), (264, 70917), (307, 60984), (308, 60786), (363, 51576), (396, 47278), (462, 40524), (484, 38682), (504, 37147), (614, 30492), (616, 30393), (693, 27016), (726, 25788), (792, 23639), (847, 22104), (921, 20328), (924, 20262), (968, 19341), (1089, 17192), (1228, 15246), (1386, 13508), (1452, 12894), (1694, 11052), (1842, 10164), (1848, 10131), (2149, 8712), (2178, 8596), (2456, 7623), (2541, 7368), (2763, 6776), (2772, 6754), (2904, 6447), (3377, 5544), (3388, 5526), (3684, 5082), (4298, 4356)]