16865530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 36391680

約数和(自身を除く): 19526150

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 34, 55, 58, 85, 110, 145, 170, 187, 290, 311, 319, 374, 493, 622, 638, 935, 986, 1555, 1595, 1870, 2465, 3110, 3190, 3421, 4930, 5287, 5423, 6842, 9019, 10574, 10846, 17105, 18038, 26435, 27115, 34210, 45095, 52870, 54230, 58157, 90190, 99209, 116314, 153323, 198418, 290785, 306646, 496045, 581570, 766615, 992090, 1533230, 1686553, 3373106, 8432765, 16865530]

約数ペア:

[(1, 16865530), (2, 8432765), (5, 3373106), (10, 1686553), (11, 1533230), (17, 992090), (22, 766615), (29, 581570), (34, 496045), (55, 306646), (58, 290785), (85, 198418), (110, 153323), (145, 116314), (170, 99209), (187, 90190), (290, 58157), (311, 54230), (319, 52870), (374, 45095), (493, 34210), (622, 27115), (638, 26435), (935, 18038), (986, 17105), (1555, 10846), (1595, 10574), (1870, 9019), (2465, 6842), (3110, 5423), (3190, 5287), (3421, 4930)]