20280472786

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6203}}^1\times {\mathrm{5431}}^1$

素因数の和:11686

約数の個数: 32

約数和(自身を含む): 35587335168

約数和(自身を除く): 15306862382

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 5431, 6203, 10862, 12406, 38017, 43421, 76034, 86842, 233533, 266729, 467066, 533458, 1634731, 1867103, 3269462, 3734206, 33688493, 67376986, 235819451, 471638902, 1448605199, 2897210398, 10140236393, 20280472786]

約数ペア:

[(1, 20280472786), (2, 10140236393), (7, 2897210398), (14, 1448605199), (43, 471638902), (86, 235819451), (301, 67376986), (602, 33688493), (5431, 3734206), (6203, 3269462), (10862, 1867103), (12406, 1634731), (38017, 533458), (43421, 467066), (76034, 266729), (86842, 233533)]