20365317

素因数分解:

$3^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 34694400

約数和(自身を除く): 14329083

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 277, 389, 831, 1167, 1939, 2493, 2723, 3501, 5817, 7479, 8169, 10503, 17451, 24507, 52353, 73521, 107753, 323259, 754271, 969777, 2262813, 2909331, 6788439, 20365317]

約数ペア:

[(1, 20365317), (3, 6788439), (7, 2909331), (9, 2262813), (21, 969777), (27, 754271), (63, 323259), (189, 107753), (277, 73521), (389, 52353), (831, 24507), (1167, 17451), (1939, 10503), (2493, 8169), (2723, 7479), (3501, 5817)]