18996811254

素因数分解:

$2^1\times 3^9\times {\mathrm{482569}}^1$

素因数の和:482598

約数の個数: 40

約数和(自身を含む): 42742190040

約数和(自身を除く): 23745378786

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 6561, 13122, 19683, 39366, 482569, 965138, 1447707, 2895414, 4343121, 8686242, 13029363, 26058726, 39088089, 78176178, 117264267, 234528534, 351792801, 703585602, 1055378403, 2110756806, 3166135209, 6332270418, 9498405627, 18996811254]

約数ペア:

[(1, 18996811254), (2, 9498405627), (3, 6332270418), (6, 3166135209), (9, 2110756806), (18, 1055378403), (27, 703585602), (54, 351792801), (81, 234528534), (162, 117264267), (243, 78176178), (486, 39088089), (729, 26058726), (1458, 13029363), (2187, 8686242), (4374, 4343121), (6561, 2895414), (13122, 1447707), (19683, 965138), (39366, 482569)]