16986924

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 45405360

約数和(自身を除く): 28418436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 53, 58, 87, 106, 116, 159, 174, 212, 261, 307, 318, 348, 477, 522, 614, 636, 921, 954, 1044, 1228, 1537, 1842, 1908, 2763, 3074, 3684, 4611, 5526, 6148, 8903, 9222, 11052, 13833, 16271, 17806, 18444, 26709, 27666, 32542, 35612, 48813, 53418, 55332, 65084, 80127, 97626, 106836, 146439, 160254, 195252, 292878, 320508, 471859, 585756, 943718, 1415577, 1887436, 2831154, 4246731, 5662308, 8493462, 16986924]

約数ペア:

[(1, 16986924), (2, 8493462), (3, 5662308), (4, 4246731), (6, 2831154), (9, 1887436), (12, 1415577), (18, 943718), (29, 585756), (36, 471859), (53, 320508), (58, 292878), (87, 195252), (106, 160254), (116, 146439), (159, 106836), (174, 97626), (212, 80127), (261, 65084), (307, 55332), (318, 53418), (348, 48813), (477, 35612), (522, 32542), (614, 27666), (636, 26709), (921, 18444), (954, 17806), (1044, 16271), (1228, 13833), (1537, 11052), (1842, 9222), (1908, 8903), (2763, 6148), (3074, 5526), (3684, 4611)]