19308957189992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{278934433}}^1$

素因数の和:278934965

約数の個数: 32

約数和(自身を含む): 38409271561800

約数和(自身を除く): 19100314371808

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 509, 1018, 2036, 4072, 8653, 17306, 34612, 69224, 278934433, 557868866, 1115737732, 2231475464, 4741885361, 9483770722, 18967541444, 37935082888, 141977626397, 283955252794, 567910505588, 1135821011176, 2413619648749, 4827239297498, 9654478594996, 19308957189992]

約数ペア:

[(1, 19308957189992), (2, 9654478594996), (4, 4827239297498), (8, 2413619648749), (17, 1135821011176), (34, 567910505588), (68, 283955252794), (136, 141977626397), (509, 37935082888), (1018, 18967541444), (2036, 9483770722), (4072, 4741885361), (8653, 2231475464), (17306, 1115737732), (34612, 557868866), (69224, 278934433)]