19415747

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 21880320

約数和(自身を除く): 2464573

約数列:

[1, 13, 43, 47, 559, 611, 739, 2021, 9607, 26273, 31777, 34733, 413101, 451529, 1493519, 19415747]

約数ペア:

[(1, 19415747), (13, 1493519), (43, 451529), (47, 413101), (559, 34733), (611, 31777), (739, 26273), (2021, 9607)]