18936160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6229}}^1$

素因数の和:6263

約数の個数: 48

約数和(自身を含む): 47098800

約数和(自身を除く): 28162640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 6229, 12458, 24916, 31145, 49832, 62290, 99664, 118351, 124580, 199328, 236702, 249160, 473404, 498320, 591755, 946808, 996640, 1183510, 1893616, 2367020, 3787232, 4734040, 9468080, 18936160]

約数ペア:

[(1, 18936160), (2, 9468080), (4, 4734040), (5, 3787232), (8, 2367020), (10, 1893616), (16, 1183510), (19, 996640), (20, 946808), (32, 591755), (38, 498320), (40, 473404), (76, 249160), (80, 236702), (95, 199328), (152, 124580), (160, 118351), (190, 99664), (304, 62290), (380, 49832), (608, 31145), (760, 24916), (1520, 12458), (3040, 6229)]