18656924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 38784480

約数和(自身を除く): 20127556

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 193, 286, 338, 386, 572, 676, 772, 1859, 2123, 2197, 2509, 3718, 4246, 4394, 5018, 7436, 8492, 8788, 10036, 24167, 27599, 32617, 48334, 55198, 65234, 96668, 110396, 130468, 358787, 424021, 717574, 848042, 1435148, 1696084, 4664231, 9328462, 18656924]

約数ペア:

[(1, 18656924), (2, 9328462), (4, 4664231), (11, 1696084), (13, 1435148), (22, 848042), (26, 717574), (44, 424021), (52, 358787), (143, 130468), (169, 110396), (193, 96668), (286, 65234), (338, 55198), (386, 48334), (572, 32617), (676, 27599), (772, 24167), (1859, 10036), (2123, 8788), (2197, 8492), (2509, 7436), (3718, 5018), (4246, 4394)]