19411886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14087}}^1$

素因数の和:14155

約数の個数: 16

約数和(自身を含む): 31951584

約数和(自身を除く): 12539698

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14087, 28174, 183131, 366262, 746611, 1493222, 9705943, 19411886]

約数ペア:

[(1, 19411886), (2, 9705943), (13, 1493222), (26, 746611), (53, 366262), (106, 183131), (689, 28174), (1378, 14087)]