20510612

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1511

約数の個数: 24

約数和(自身を含む): 37148160

約数和(自身を除く): 16637548

約数列:

[1, 2, 4, 47, 79, 94, 158, 188, 316, 1381, 2762, 3713, 5524, 7426, 14852, 64907, 109099, 129814, 218198, 259628, 436396, 5127653, 10255306, 20510612]

約数ペア:

[(1, 20510612), (2, 10255306), (4, 5127653), (47, 436396), (79, 259628), (94, 218198), (158, 129814), (188, 109099), (316, 64907), (1381, 14852), (2762, 7426), (3713, 5524)]