19383128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{397}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 38685600

約数和(自身を除く): 19302472

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 359, 397, 718, 794, 1436, 1588, 2872, 3176, 6103, 6749, 12206, 13498, 24412, 26996, 48824, 53992, 142523, 285046, 570092, 1140184, 2422891, 4845782, 9691564, 19383128]

約数ペア:

[(1, 19383128), (2, 9691564), (4, 4845782), (8, 2422891), (17, 1140184), (34, 570092), (68, 285046), (136, 142523), (359, 53992), (397, 48824), (718, 26996), (794, 24412), (1436, 13498), (1588, 12206), (2872, 6749), (3176, 6103)]