19497401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13327}}^1$

素因数の和:13364

約数の個数: 16

約数和(自身を含む): 25589760

約数和(自身を除く): 6092359

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 13327, 93289, 146597, 253213, 1026179, 1772491, 2785343, 19497401]

約数ペア:

[(1, 19497401), (7, 2785343), (11, 1772491), (19, 1026179), (77, 253213), (133, 146597), (209, 93289), (1463, 13327)]