20601453

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 30412800

約数和(自身を除く): 9811347

約数列:

[1, 3, 19, 31, 57, 89, 93, 131, 267, 393, 589, 1691, 1767, 2489, 2759, 4061, 5073, 7467, 8277, 11659, 12183, 34977, 52421, 77159, 157263, 221521, 231477, 361429, 664563, 1084287, 6867151, 20601453]

約数ペア:

[(1, 20601453), (3, 6867151), (19, 1084287), (31, 664563), (57, 361429), (89, 231477), (93, 221521), (131, 157263), (267, 77159), (393, 52421), (589, 34977), (1691, 12183), (1767, 11659), (2489, 8277), (2759, 7467), (4061, 5073)]