20161294884

素因数分解:

$2^2\times 3^2\times {\mathrm{251}}^1\times {\mathrm{2231219}}^1$

素因数の和:2231480

約数の個数: 36

約数和(自身を含む): 51166337040

約数和(自身を除く): 31005042156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 251, 502, 753, 1004, 1506, 2259, 3012, 4518, 9036, 2231219, 4462438, 6693657, 8924876, 13387314, 20080971, 26774628, 40161942, 80323884, 560035969, 1120071938, 1680107907, 2240143876, 3360215814, 5040323721, 6720431628, 10080647442, 20161294884]

約数ペア:

[(1, 20161294884), (2, 10080647442), (3, 6720431628), (4, 5040323721), (6, 3360215814), (9, 2240143876), (12, 1680107907), (18, 1120071938), (36, 560035969), (251, 80323884), (502, 40161942), (753, 26774628), (1004, 20080971), (1506, 13387314), (2259, 8924876), (3012, 6693657), (4518, 4462438), (9036, 2231219)]