20806065921

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1\times {\mathrm{5101}}^1$

素因数の和:5577

約数の個数: 32

約数和(自身を含む): 28976094720

約数和(自身を除く): 8170028799

約数列:

[1, 3, 29, 87, 173, 271, 519, 813, 5017, 5101, 7859, 15051, 15303, 23577, 46883, 140649, 147929, 443787, 882473, 1359607, 1382371, 2647419, 4078821, 4147113, 25591717, 40088759, 76775151, 120266277, 239150183, 717450549, 6935355307, 20806065921]

約数ペア:

[(1, 20806065921), (3, 6935355307), (29, 717450549), (87, 239150183), (173, 120266277), (271, 76775151), (519, 40088759), (813, 25591717), (5017, 4147113), (5101, 4078821), (7859, 2647419), (15051, 1382371), (15303, 1359607), (23577, 882473), (46883, 443787), (140649, 147929)]