19026315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 45976320

約数和(自身を除く): 26950005

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 19, 21, 33, 35, 45, 51, 55, 57, 63, 77, 85, 95, 99, 105, 119, 133, 153, 165, 171, 187, 209, 231, 255, 285, 289, 315, 323, 357, 385, 399, 495, 561, 595, 627, 665, 693, 765, 855, 867, 935, 969, 1045, 1071, 1155, 1197, 1309, 1445, 1463, 1615, 1683, 1785, 1881, 1995, 2023, 2261, 2601, 2805, 2907, 3135, 3179, 3465, 3553, 3927, 4335, 4389, 4845, 5355, 5491, 5985, 6069, 6545, 6783, 7315, 8415, 9405, 9537, 10115, 10659, 11305, 11781, 13005, 13167, 14535, 15895, 16473, 17765, 18207, 19635, 20349, 21945, 22253, 24871, 27455, 28611, 30345, 31977, 33915, 38437, 47685, 49419, 53295, 58905, 60401, 65835, 66759, 74613, 82365, 91035, 101745, 111265, 115311, 124355, 143055, 159885, 181203, 192185, 200277, 223839, 247095, 302005, 333795, 345933, 373065, 422807, 543609, 576555, 906015, 1001385, 1119195, 1268421, 1729665, 2114035, 2718045, 3805263, 6342105, 19026315]

約数ペア:

[(1, 19026315), (3, 6342105), (5, 3805263), (7, 2718045), (9, 2114035), (11, 1729665), (15, 1268421), (17, 1119195), (19, 1001385), (21, 906015), (33, 576555), (35, 543609), (45, 422807), (51, 373065), (55, 345933), (57, 333795), (63, 302005), (77, 247095), (85, 223839), (95, 200277), (99, 192185), (105, 181203), (119, 159885), (133, 143055), (153, 124355), (165, 115311), (171, 111265), (187, 101745), (209, 91035), (231, 82365), (255, 74613), (285, 66759), (289, 65835), (315, 60401), (323, 58905), (357, 53295), (385, 49419), (399, 47685), (495, 38437), (561, 33915), (595, 31977), (627, 30345), (665, 28611), (693, 27455), (765, 24871), (855, 22253), (867, 21945), (935, 20349), (969, 19635), (1045, 18207), (1071, 17765), (1155, 16473), (1197, 15895), (1309, 14535), (1445, 13167), (1463, 13005), (1615, 11781), (1683, 11305), (1785, 10659), (1881, 10115), (1995, 9537), (2023, 9405), (2261, 8415), (2601, 7315), (2805, 6783), (2907, 6545), (3135, 6069), (3179, 5985), (3465, 5491), (3553, 5355), (3927, 4845), (4335, 4389)]