19001489

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 21143808

約数和(自身を除く): 2142319

約数列:

[1, 13, 47, 137, 227, 611, 1781, 2951, 6439, 10669, 31099, 83707, 138697, 404287, 1461653, 19001489]

約数ペア:

[(1, 19001489), (13, 1461653), (47, 404287), (137, 138697), (227, 83707), (611, 31099), (1781, 10669), (2951, 6439)]