20862528

素因数分解:

$2^6\times 3^1\times {\mathrm{193}}^1\times {\mathrm{563}}^1$

素因数の和:771

約数の個数: 56

約数和(自身を含む): 55583328

約数和(自身を除く): 34720800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 193, 386, 563, 579, 772, 1126, 1158, 1544, 1689, 2252, 2316, 3088, 3378, 4504, 4632, 6176, 6756, 9008, 9264, 12352, 13512, 18016, 18528, 27024, 36032, 37056, 54048, 108096, 108659, 217318, 325977, 434636, 651954, 869272, 1303908, 1738544, 2607816, 3477088, 5215632, 6954176, 10431264, 20862528]

約数ペア:

[(1, 20862528), (2, 10431264), (3, 6954176), (4, 5215632), (6, 3477088), (8, 2607816), (12, 1738544), (16, 1303908), (24, 869272), (32, 651954), (48, 434636), (64, 325977), (96, 217318), (192, 108659), (193, 108096), (386, 54048), (563, 37056), (579, 36032), (772, 27024), (1126, 18528), (1158, 18016), (1544, 13512), (1689, 12352), (2252, 9264), (2316, 9008), (3088, 6756), (3378, 6176), (4504, 4632)]