20047797

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9643}}^1$

素因数の和:9670

約数の個数: 32

約数和(自身を含む): 37032960

約数和(自身を除く): 16985163

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 9643, 28929, 67501, 86787, 106073, 202503, 260361, 318219, 607509, 742511, 954657, 1822527, 2227533, 2863971, 6682599, 20047797]

約数ペア:

[(1, 20047797), (3, 6682599), (7, 2863971), (9, 2227533), (11, 1822527), (21, 954657), (27, 742511), (33, 607509), (63, 318219), (77, 260361), (99, 202503), (189, 106073), (231, 86787), (297, 67501), (693, 28929), (2079, 9643)]