19825311

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1427}}^1$

素因数の和:1862

約数の個数: 16

約数和(自身を含む): 28925568

約数和(自身を除く): 9100257

約数列:

[1, 3, 11, 33, 421, 1263, 1427, 4281, 4631, 13893, 15697, 47091, 600767, 1802301, 6608437, 19825311]

約数ペア:

[(1, 19825311), (3, 6608437), (11, 1802301), (33, 600767), (421, 47091), (1263, 15697), (1427, 13893), (4281, 4631)]