20171851869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{187469}}^1$

素因数の和:187605

約数の個数: 32

約数和(自身を含む): 30235161600

約数和(自身を除く): 10063309731

約数列:

[1, 3, 13, 31, 39, 89, 93, 267, 403, 1157, 1209, 2759, 3471, 8277, 35867, 107601, 187469, 562407, 2437097, 5811539, 7311291, 16684741, 17434617, 50054223, 75550007, 216901633, 226650021, 517226971, 650704899, 1551680913, 6723950623, 20171851869]

約数ペア:

[(1, 20171851869), (3, 6723950623), (13, 1551680913), (31, 650704899), (39, 517226971), (89, 226650021), (93, 216901633), (267, 75550007), (403, 50054223), (1157, 17434617), (1209, 16684741), (2759, 7311291), (3471, 5811539), (8277, 2437097), (35867, 562407), (107601, 187469)]