20129329

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 22587840

約数和(自身を除く): 2458511

約数列:

[1, 11, 61, 131, 229, 671, 1441, 2519, 7991, 13969, 29999, 87901, 153659, 329989, 1829939, 20129329]

約数ペア:

[(1, 20129329), (11, 1829939), (61, 329989), (131, 153659), (229, 87901), (671, 29999), (1441, 13969), (2519, 7991)]