20448123

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 29260800

約数和(自身を除く): 8812677

約数列:

[1, 3, 19, 57, 79, 237, 239, 361, 717, 1083, 1501, 4503, 4541, 13623, 18881, 28519, 56643, 85557, 86279, 258837, 358739, 1076217, 6816041, 20448123]

約数ペア:

[(1, 20448123), (3, 6816041), (19, 1076217), (57, 358739), (79, 258837), (237, 86279), (239, 85557), (361, 56643), (717, 28519), (1083, 18881), (1501, 13623), (4503, 4541)]