18820710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7211}}^1$

素因数の和:7253

約数の個数: 48

約数和(自身を含む): 50628240

約数和(自身を除く): 31807530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 7211, 14422, 21633, 36055, 43266, 64899, 72110, 108165, 129798, 209119, 216330, 324495, 418238, 627357, 648990, 1045595, 1254714, 1882071, 2091190, 3136785, 3764142, 6273570, 9410355, 18820710]

約数ペア:

[(1, 18820710), (2, 9410355), (3, 6273570), (5, 3764142), (6, 3136785), (9, 2091190), (10, 1882071), (15, 1254714), (18, 1045595), (29, 648990), (30, 627357), (45, 418238), (58, 324495), (87, 216330), (90, 209119), (145, 129798), (174, 108165), (261, 72110), (290, 64899), (435, 43266), (522, 36055), (870, 21633), (1305, 14422), (2610, 7211)]