19954792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17443}}^1$

素因数の和:17473

約数の個数: 32

約数和(自身を含む): 43958880

約数和(自身を除く): 24004088

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17443, 34886, 69772, 139544, 191873, 226759, 383746, 453518, 767492, 907036, 1534984, 1814072, 2494349, 4988698, 9977396, 19954792]

約数ペア:

[(1, 19954792), (2, 9977396), (4, 4988698), (8, 2494349), (11, 1814072), (13, 1534984), (22, 907036), (26, 767492), (44, 453518), (52, 383746), (88, 226759), (104, 191873), (143, 139544), (286, 69772), (572, 34886), (1144, 17443)]