18736029

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 30307200

約数和(自身を除く): 11571171

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 659, 729, 1053, 1977, 2187, 3159, 5931, 8567, 9477, 17793, 25701, 28431, 53379, 77103, 160137, 231309, 480411, 693927, 1441233, 2081781, 6245343, 18736029]

約数ペア:

[(1, 18736029), (3, 6245343), (9, 2081781), (13, 1441233), (27, 693927), (39, 480411), (81, 231309), (117, 160137), (243, 77103), (351, 53379), (659, 28431), (729, 25701), (1053, 17793), (1977, 9477), (2187, 8567), (3159, 5931)]