20634864

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18691}}^1$

素因数の和:18725

約数の個数: 40

約数和(自身を含む): 55627392

約数和(自身を除く): 34992528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18691, 37382, 56073, 74764, 112146, 149528, 224292, 299056, 429893, 448584, 859786, 897168, 1289679, 1719572, 2579358, 3439144, 5158716, 6878288, 10317432, 20634864]

約数ペア:

[(1, 20634864), (2, 10317432), (3, 6878288), (4, 5158716), (6, 3439144), (8, 2579358), (12, 1719572), (16, 1289679), (23, 897168), (24, 859786), (46, 448584), (48, 429893), (69, 299056), (92, 224292), (138, 149528), (184, 112146), (276, 74764), (368, 56073), (552, 37382), (1104, 18691)]