20193477

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1427}}^1$

素因数の和:1572

約数の個数: 16

約数和(自身を含む): 27760320

約数和(自身を除く): 7566843

約数列:

[1, 3, 53, 89, 159, 267, 1427, 4281, 4717, 14151, 75631, 127003, 226893, 381009, 6731159, 20193477]

約数ペア:

[(1, 20193477), (3, 6731159), (53, 381009), (89, 226893), (159, 127003), (267, 75631), (1427, 14151), (4281, 4717)]