19111983

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4421}}^1$

素因数の和:4566

約数の個数: 16

約数和(自身を含む): 28017792

約数和(自身を除く): 8905809

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 4421, 13263, 48631, 145893, 579151, 1737453, 6370661, 19111983]

約数ペア:

[(1, 19111983), (3, 6370661), (11, 1737453), (33, 579151), (131, 145893), (393, 48631), (1441, 13263), (4323, 4421)]