19325481

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{54133}}^1$

素因数の和:54160

約数の個数: 16

約数和(自身を含む): 31181184

約数和(自身を除く): 11855703

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 54133, 162399, 378931, 920261, 1136793, 2760783, 6441827, 19325481]

約数ペア:

[(1, 19325481), (3, 6441827), (7, 2760783), (17, 1136793), (21, 920261), (51, 378931), (119, 162399), (357, 54133)]