19992414

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256313}}^1$

素因数の和:256331

約数の個数: 16

約数和(自身を含む): 43060752

約数和(自身を除く): 23068338

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 256313, 512626, 768939, 1537878, 3332069, 6664138, 9996207, 19992414]

約数ペア:

[(1, 19992414), (2, 9996207), (3, 6664138), (6, 3332069), (13, 1537878), (26, 768939), (39, 512626), (78, 256313)]