20036128

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3889}}^1$

素因数の和:3929

約数の個数: 48

約数和(自身を含む): 47053440

約数和(自身を除く): 27017312

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 3889, 5152, 7778, 15556, 27223, 31112, 54446, 62224, 89447, 108892, 124448, 178894, 217784, 357788, 435568, 626129, 715576, 871136, 1252258, 1431152, 2504516, 2862304, 5009032, 10018064, 20036128]

約数ペア:

[(1, 20036128), (2, 10018064), (4, 5009032), (7, 2862304), (8, 2504516), (14, 1431152), (16, 1252258), (23, 871136), (28, 715576), (32, 626129), (46, 435568), (56, 357788), (92, 217784), (112, 178894), (161, 124448), (184, 108892), (224, 89447), (322, 62224), (368, 54446), (644, 31112), (736, 27223), (1288, 15556), (2576, 7778), (3889, 5152)]