19890651

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1373}}^1$

素因数の和:1826

約数の個数: 16

約数和(自身を含む): 29018880

約数和(自身を除く): 9128229

約数列:

[1, 3, 11, 33, 439, 1317, 1373, 4119, 4829, 14487, 15103, 45309, 602747, 1808241, 6630217, 19890651]

約数ペア:

[(1, 19890651), (3, 6630217), (11, 1808241), (33, 602747), (439, 45309), (1317, 15103), (1373, 14487), (4119, 4829)]