20672949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1427}}^1$

素因数の和:1880

約数の個数: 16

約数和(自身を含む): 30159360

約数和(自身を除く): 9486411

約数列:

[1, 3, 11, 33, 439, 1317, 1427, 4281, 4829, 14487, 15697, 47091, 626453, 1879359, 6890983, 20672949]

約数ペア:

[(1, 20672949), (3, 6890983), (11, 1879359), (33, 626453), (439, 47091), (1317, 15697), (1427, 14487), (4281, 4829)]