18905152

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2259

約数の個数: 56

約数和(自身を含む): 45151040

約数和(自身を除く): 26245888

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 2221, 4256, 4442, 8512, 8884, 15547, 17768, 31094, 35536, 42199, 62188, 71072, 84398, 124376, 142144, 168796, 248752, 295393, 337592, 497504, 590786, 675184, 995008, 1181572, 1350368, 2363144, 2700736, 4726288, 9452576, 18905152]

約数ペア:

[(1, 18905152), (2, 9452576), (4, 4726288), (7, 2700736), (8, 2363144), (14, 1350368), (16, 1181572), (19, 995008), (28, 675184), (32, 590786), (38, 497504), (56, 337592), (64, 295393), (76, 248752), (112, 168796), (133, 142144), (152, 124376), (224, 84398), (266, 71072), (304, 62188), (448, 42199), (532, 35536), (608, 31094), (1064, 17768), (1216, 15547), (2128, 8884), (2221, 8512), (4256, 4442)]