18444321

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4243}}^1$

素因数の和:4282

約数の個数: 32

約数和(自身を含む): 32593920

約数和(自身を除く): 14149599

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4243, 4347, 12729, 29701, 38187, 89103, 97589, 114561, 267309, 292767, 683123, 801927, 878301, 2049369, 2634903, 6148107, 18444321]

約数ペア:

[(1, 18444321), (3, 6148107), (7, 2634903), (9, 2049369), (21, 878301), (23, 801927), (27, 683123), (63, 292767), (69, 267309), (161, 114561), (189, 97589), (207, 89103), (483, 38187), (621, 29701), (1449, 12729), (4243, 4347)]