30915774

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{90397}}^1$

素因数の和:90424

約数の個数: 24

約数和(自身を含む): 70510440

約数和(自身を除く): 39594666

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 90397, 180794, 271191, 542382, 813573, 1627146, 1717543, 3435086, 5152629, 10305258, 15457887, 30915774]

約数ペア:

[(1, 30915774), (2, 15457887), (3, 10305258), (6, 5152629), (9, 3435086), (18, 1717543), (19, 1627146), (38, 813573), (57, 542382), (114, 271191), (171, 180794), (342, 90397)]