20122443

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{463}}^1$

素因数の和:919

約数の個数: 24

約数和(自身を含む): 31848960

約数和(自身を除く): 11726517

約数列:

[1, 3, 9, 11, 33, 99, 439, 463, 1317, 1389, 3951, 4167, 4829, 5093, 14487, 15279, 43461, 45837, 203257, 609771, 1829313, 2235827, 6707481, 20122443]

約数ペア:

[(1, 20122443), (3, 6707481), (9, 2235827), (11, 1829313), (33, 609771), (99, 203257), (439, 45837), (463, 43461), (1317, 15279), (1389, 14487), (3951, 5093), (4167, 4829)]