18869448

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 51226560

約数和(自身を除く): 32357112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 197, 307, 312, 394, 591, 614, 788, 921, 1182, 1228, 1576, 1842, 2364, 2456, 2561, 3684, 3991, 4728, 5122, 7368, 7683, 7982, 10244, 11973, 15366, 15964, 20488, 23946, 30732, 31928, 47892, 60479, 61464, 95784, 120958, 181437, 241916, 362874, 483832, 725748, 786227, 1451496, 1572454, 2358681, 3144908, 4717362, 6289816, 9434724, 18869448]

約数ペア:

[(1, 18869448), (2, 9434724), (3, 6289816), (4, 4717362), (6, 3144908), (8, 2358681), (12, 1572454), (13, 1451496), (24, 786227), (26, 725748), (39, 483832), (52, 362874), (78, 241916), (104, 181437), (156, 120958), (197, 95784), (307, 61464), (312, 60479), (394, 47892), (591, 31928), (614, 30732), (788, 23946), (921, 20488), (1182, 15964), (1228, 15366), (1576, 11973), (1842, 10244), (2364, 7982), (2456, 7683), (2561, 7368), (3684, 5122), (3991, 4728)]