20283171

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2\times {\mathrm{79}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 29053440

約数和(自身を除く): 8770269

約数列:

[1, 3, 23, 61, 69, 79, 183, 237, 1403, 1817, 3721, 4209, 4819, 5451, 11163, 14457, 85583, 110837, 256749, 293959, 332511, 881877, 6761057, 20283171]

約数ペア:

[(1, 20283171), (3, 6761057), (23, 881877), (61, 332511), (69, 293959), (79, 256749), (183, 110837), (237, 85583), (1403, 14457), (1817, 11163), (3721, 5451), (4209, 4819)]