19676745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 37619712

約数和(自身を除く): 17942967

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 127, 165, 313, 381, 495, 635, 939, 1143, 1397, 1565, 1905, 2817, 3443, 4191, 4695, 5715, 6985, 10329, 12573, 14085, 17215, 20955, 30987, 39751, 51645, 62865, 119253, 154935, 198755, 357759, 437261, 596265, 1311783, 1788795, 2186305, 3935349, 6558915, 19676745]

約数ペア:

[(1, 19676745), (3, 6558915), (5, 3935349), (9, 2186305), (11, 1788795), (15, 1311783), (33, 596265), (45, 437261), (55, 357759), (99, 198755), (127, 154935), (165, 119253), (313, 62865), (381, 51645), (495, 39751), (635, 30987), (939, 20955), (1143, 17215), (1397, 14085), (1565, 12573), (1905, 10329), (2817, 6985), (3443, 5715), (4191, 4695)]