19629729

素因数分解:

$3^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{367}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 33443840

約数和(自身を除く): 13814111

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 283, 367, 849, 1101, 1981, 2547, 2569, 3303, 5943, 7641, 7707, 9909, 17829, 23121, 53487, 69363, 103861, 311583, 727027, 934749, 2181081, 2804247, 6543243, 19629729]

約数ペア:

[(1, 19629729), (3, 6543243), (7, 2804247), (9, 2181081), (21, 934749), (27, 727027), (63, 311583), (189, 103861), (283, 69363), (367, 53487), (849, 23121), (1101, 17829), (1981, 9909), (2547, 7707), (2569, 7641), (3303, 5943)]