20138039987

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{15241}}^1$

素因数の和:15399

約数の個数: 32

約数和(自身を含む): 23158572864

約数和(自身を除く): 3020532877

約数列:

[1, 13, 37, 41, 67, 481, 533, 871, 1517, 2479, 2747, 15241, 19721, 32227, 35711, 101639, 198133, 563917, 624881, 1021147, 1321307, 7330921, 8123453, 13274911, 23120597, 37782439, 41867027, 300567761, 491171707, 544271351, 1549079999, 20138039987]

約数ペア:

[(1, 20138039987), (13, 1549079999), (37, 544271351), (41, 491171707), (67, 300567761), (481, 41867027), (533, 37782439), (871, 23120597), (1517, 13274911), (2479, 8123453), (2747, 7330921), (15241, 1321307), (19721, 1021147), (32227, 624881), (35711, 563917), (101639, 198133)]