20512508568

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{7841173}}^1$

素因数の和:7841291

約数の個数: 32

約数和(自身を含む): 51751748400

約数和(自身を除く): 31239239832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 7841173, 15682346, 23523519, 31364692, 47047038, 62729384, 94094076, 188188152, 854687857, 1709375714, 2564063571, 3418751428, 5128127142, 6837502856, 10256254284, 20512508568]

約数ペア:

[(1, 20512508568), (2, 10256254284), (3, 6837502856), (4, 5128127142), (6, 3418751428), (8, 2564063571), (12, 1709375714), (24, 854687857), (109, 188188152), (218, 94094076), (327, 62729384), (436, 47047038), (654, 31364692), (872, 23523519), (1308, 15682346), (2616, 7841173)]