20762456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18149}}^1$

素因数の和:18179

約数の個数: 32

約数和(自身を含む): 45738000

約数和(自身を除く): 24975544

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18149, 36298, 72596, 145192, 199639, 235937, 399278, 471874, 798556, 943748, 1597112, 1887496, 2595307, 5190614, 10381228, 20762456]

約数ペア:

[(1, 20762456), (2, 10381228), (4, 5190614), (8, 2595307), (11, 1887496), (13, 1597112), (22, 943748), (26, 798556), (44, 471874), (52, 399278), (88, 235937), (104, 199639), (143, 145192), (286, 72596), (572, 36298), (1144, 18149)]