18005841

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2027}}^1$

素因数の和:2090

約数の個数: 32

約数和(自身を含む): 31150080

約数和(自身を除く): 13144239

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2027, 2961, 6081, 8883, 14189, 18243, 42567, 54729, 95269, 127701, 285807, 383103, 666883, 857421, 2000649, 2572263, 6001947, 18005841]

約数ペア:

[(1, 18005841), (3, 6001947), (7, 2572263), (9, 2000649), (21, 857421), (27, 666883), (47, 383103), (63, 285807), (141, 127701), (189, 95269), (329, 54729), (423, 42567), (987, 18243), (1269, 14189), (2027, 8883), (2961, 6081)]