19877182

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{44971}}^1$

素因数の和:45003

約数の個数: 16

約数和(自身を含む): 33998832

約数和(自身を除く): 14121650

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 44971, 89942, 584623, 764507, 1169246, 1529014, 9938591, 19877182]

約数ペア:

[(1, 19877182), (2, 9938591), (13, 1529014), (17, 1169246), (26, 764507), (34, 584623), (221, 89942), (442, 44971)]