20184441456

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{127931}}^1$

素因数の和:128134

約数の個数: 80

約数和(自身を含む): 55205216640

約数和(自身を除く): 35020775184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 173, 228, 304, 346, 456, 519, 692, 912, 1038, 1384, 2076, 2768, 3287, 4152, 6574, 8304, 9861, 13148, 19722, 26296, 39444, 52592, 78888, 127931, 157776, 255862, 383793, 511724, 767586, 1023448, 1535172, 2046896, 2430689, 3070344, 4861378, 6140688, 7292067, 9722756, 14584134, 19445512, 22132063, 29168268, 38891024, 44264126, 58336536, 66396189, 88528252, 116673072, 132792378, 177056504, 265584756, 354113008, 420509197, 531169512, 841018394, 1062339024, 1261527591, 1682036788, 2523055182, 3364073576, 5046110364, 6728147152, 10092220728, 20184441456]

約数ペア:

[(1, 20184441456), (2, 10092220728), (3, 6728147152), (4, 5046110364), (6, 3364073576), (8, 2523055182), (12, 1682036788), (16, 1261527591), (19, 1062339024), (24, 841018394), (38, 531169512), (48, 420509197), (57, 354113008), (76, 265584756), (114, 177056504), (152, 132792378), (173, 116673072), (228, 88528252), (304, 66396189), (346, 58336536), (456, 44264126), (519, 38891024), (692, 29168268), (912, 22132063), (1038, 19445512), (1384, 14584134), (2076, 9722756), (2768, 7292067), (3287, 6140688), (4152, 4861378), (6574, 3070344), (8304, 2430689), (9861, 2046896), (13148, 1535172), (19722, 1023448), (26296, 767586), (39444, 511724), (52592, 383793), (78888, 255862), (127931, 157776)]