19892.0000000

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:790

約数の個数: 16

約数和(自身を含む): 7138560

約数和(自身を除く): 2256441

約数列:

[1, 3, 11, 33, 337, 439, 1011, 1317, 3707, 4829, 11121, 14487, 147943, 443829, 1627373, 4882119]

約数ペア:

[(1, 4882119), (3, 1627373), (11, 443829), (33, 147943), (337, 14487), (439, 11121), (1011, 4829), (1317, 3707)]