20245712

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43633}}^1$

素因数の和:43670

約数の個数: 20

約数和(自身を含む): 40579620

約数和(自身を除く): 20333908

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43633, 87266, 174532, 349064, 698128, 1265357, 2530714, 5061428, 10122856, 20245712]

約数ペア:

[(1, 20245712), (2, 10122856), (4, 5061428), (8, 2530714), (16, 1265357), (29, 698128), (58, 349064), (116, 174532), (232, 87266), (464, 43633)]