16986138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{217771}}^1$

素因数の和:217789

約数の個数: 16

約数和(自身を含む): 36585696

約数和(自身を除く): 19599558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 217771, 435542, 653313, 1306626, 2831023, 5662046, 8493069, 16986138]

約数ペア:

[(1, 16986138), (2, 8493069), (3, 5662046), (6, 2831023), (13, 1306626), (26, 653313), (39, 435542), (78, 217771)]