18481041

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{1511}}^1$

素因数の和:1674

約数の個数: 20

約数和(自身を含む): 27808704

約数和(自身を除く): 9327663

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 1511, 4077, 4533, 12231, 13599, 40797, 122391, 228161, 684483, 2053449, 6160347, 18481041]

約数ペア:

[(1, 18481041), (3, 6160347), (9, 2053449), (27, 684483), (81, 228161), (151, 122391), (453, 40797), (1359, 13599), (1511, 12231), (4077, 4533)]