20175487208

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{27851}}^1$

素因数の和:28038

約数の個数: 64

約数和(自身を含む): 41069445120

約数和(自身を除く): 20893957912

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 127, 184, 248, 254, 508, 713, 1016, 1426, 2852, 2921, 3937, 5704, 5842, 7874, 11684, 15748, 23368, 27851, 31496, 55702, 90551, 111404, 181102, 222808, 362204, 640573, 724408, 863381, 1281146, 1726762, 2562292, 3453524, 3537077, 5124584, 6907048, 7074154, 14148308, 19857763, 28296616, 39715526, 79431052, 81352771, 109649387, 158862104, 162705542, 219298774, 325411084, 438597548, 650822168, 877195096, 2521935901, 5043871802, 10087743604, 20175487208]

約数ペア:

[(1, 20175487208), (2, 10087743604), (4, 5043871802), (8, 2521935901), (23, 877195096), (31, 650822168), (46, 438597548), (62, 325411084), (92, 219298774), (124, 162705542), (127, 158862104), (184, 109649387), (248, 81352771), (254, 79431052), (508, 39715526), (713, 28296616), (1016, 19857763), (1426, 14148308), (2852, 7074154), (2921, 6907048), (3937, 5124584), (5704, 3537077), (5842, 3453524), (7874, 2562292), (11684, 1726762), (15748, 1281146), (23368, 863381), (27851, 724408), (31496, 640573), (55702, 362204), (90551, 222808), (111404, 181102)]