20956312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8761}}^1$

素因数の和:8803

約数の個数: 32

約数和(自身を含む): 44160480

約数和(自身を除く): 23204168

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8761, 17522, 35044, 70088, 113893, 201503, 227786, 403006, 455572, 806012, 911144, 1612024, 2619539, 5239078, 10478156, 20956312]

約数ペア:

[(1, 20956312), (2, 10478156), (4, 5239078), (8, 2619539), (13, 1612024), (23, 911144), (26, 806012), (46, 455572), (52, 403006), (92, 227786), (104, 201503), (184, 113893), (299, 70088), (598, 35044), (1196, 17522), (2392, 8761)]