20176775992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{577271}}^1$

素因数の和:577551

約数の個数: 32

約数和(自身を含む): 40212767520

約数和(自身を除く): 20035991528

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 257, 514, 1028, 2056, 4369, 8738, 17476, 34952, 577271, 1154542, 2309084, 4618168, 9813607, 19627214, 39254428, 78508856, 148358647, 296717294, 593434588, 1186869176, 2522096999, 5044193998, 10088387996, 20176775992]

約数ペア:

[(1, 20176775992), (2, 10088387996), (4, 5044193998), (8, 2522096999), (17, 1186869176), (34, 593434588), (68, 296717294), (136, 148358647), (257, 78508856), (514, 39254428), (1028, 19627214), (2056, 9813607), (4369, 4618168), (8738, 2309084), (17476, 1154542), (34952, 577271)]