19587841

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11329}}^1$

素因数の和:11368

約数の個数: 16

約数和(自身を含む): 25379200

約数和(自身を除く): 5791359

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 11329, 79303, 147277, 215251, 1030939, 1506757, 2798263, 19587841]

約数ペア:

[(1, 19587841), (7, 2798263), (13, 1506757), (19, 1030939), (91, 215251), (133, 147277), (247, 79303), (1729, 11329)]