28265426

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{106261}}^1$

素因数の和:106289

約数の個数: 16

約数和(自身を含む): 51005760

約数和(自身を除く): 22740334

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 106261, 212522, 743827, 1487654, 2018959, 4037918, 14132713, 28265426]

約数ペア:

[(1, 28265426), (2, 14132713), (7, 4037918), (14, 2018959), (19, 1487654), (38, 743827), (133, 212522), (266, 106261)]