20256144

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13613}}^1$

素因数の和:13655

約数の個数: 40

約数和(自身を含む): 54020352

約数和(自身を除く): 33764208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 13613, 27226, 40839, 54452, 81678, 108904, 163356, 217808, 326712, 422003, 653424, 844006, 1266009, 1688012, 2532018, 3376024, 5064036, 6752048, 10128072, 20256144]

約数ペア:

[(1, 20256144), (2, 10128072), (3, 6752048), (4, 5064036), (6, 3376024), (8, 2532018), (12, 1688012), (16, 1266009), (24, 844006), (31, 653424), (48, 422003), (62, 326712), (93, 217808), (124, 163356), (186, 108904), (248, 81678), (372, 54452), (496, 40839), (744, 27226), (1488, 13613)]