20548509712

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1489}}^1\times {\mathrm{27823}}^1$

素因数の和:29351

約数の個数: 40

約数和(自身を含む): 41126097920

約数和(自身を除く): 20577588208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1489, 2978, 5956, 11912, 23824, 27823, 46159, 55646, 92318, 111292, 184636, 222584, 369272, 445168, 738544, 862513, 1725026, 3450052, 6900104, 13800208, 41428447, 82856894, 165713788, 331427576, 662855152, 1284281857, 2568563714, 5137127428, 10274254856, 20548509712]

約数ペア:

[(1, 20548509712), (2, 10274254856), (4, 5137127428), (8, 2568563714), (16, 1284281857), (31, 662855152), (62, 331427576), (124, 165713788), (248, 82856894), (496, 41428447), (1489, 13800208), (2978, 6900104), (5956, 3450052), (11912, 1725026), (23824, 862513), (27823, 738544), (46159, 445168), (55646, 369272), (92318, 222584), (111292, 184636)]