51789478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2557}}^1$

素因数の和:2632

約数の個数: 32

約数和(自身を含む): 90246240

約数和(自身を除く): 38456762

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 247, 494, 533, 779, 1066, 1558, 2557, 5114, 10127, 20254, 33241, 48583, 66482, 97166, 104837, 209674, 631579, 1263158, 1362881, 1991903, 2725762, 3983806, 25894739, 51789478]

約数ペア:

[(1, 51789478), (2, 25894739), (13, 3983806), (19, 2725762), (26, 1991903), (38, 1362881), (41, 1263158), (82, 631579), (247, 209674), (494, 104837), (533, 97166), (779, 66482), (1066, 48583), (1558, 33241), (2557, 20254), (5114, 10127)]