19511129

素因数分解:

${\mathrm{11}}^3\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 16

約数和(自身を含む): 21819456

約数和(自身を除く): 2308327

約数列:

[1, 11, 107, 121, 137, 1177, 1331, 1507, 12947, 14659, 16577, 142417, 161249, 182347, 1773739, 19511129]

約数ペア:

[(1, 19511129), (11, 1773739), (107, 182347), (121, 161249), (137, 142417), (1177, 16577), (1331, 14659), (1507, 12947)]