19027723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{491}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 22482432

約数和(自身を除く): 3454709

約数列:

[1, 11, 13, 143, 271, 491, 2981, 3523, 5401, 6383, 38753, 70213, 133061, 1463671, 1729793, 19027723]

約数ペア:

[(1, 19027723), (11, 1729793), (13, 1463671), (143, 133061), (271, 70213), (491, 38753), (2981, 6383), (3523, 5401)]