1947921844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{2293}}^1$

素因数の和:2800

約数の個数: 48

約数和(自身を含む): 3815380800

約数和(自身を除く): 1867458956

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 449, 473, 898, 946, 1796, 1892, 2293, 4586, 4939, 9172, 9878, 19307, 19756, 25223, 38614, 50446, 77228, 98599, 100892, 197198, 212377, 394396, 424754, 849508, 1029557, 1084589, 2059114, 2169178, 4118228, 4338356, 11325127, 22650254, 44270951, 45300508, 88541902, 177083804, 486980461, 973960922, 1947921844]

約数ペア:

[(1, 1947921844), (2, 973960922), (4, 486980461), (11, 177083804), (22, 88541902), (43, 45300508), (44, 44270951), (86, 22650254), (172, 11325127), (449, 4338356), (473, 4118228), (898, 2169178), (946, 2059114), (1796, 1084589), (1892, 1029557), (2293, 849508), (4586, 424754), (4939, 394396), (9172, 212377), (9878, 197198), (19307, 100892), (19756, 98599), (25223, 77228), (38614, 50446)]