20680088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18077}}^1$

素因数の和:18107

約数の個数: 32

約数和(自身を含む): 45556560

約数和(自身を除く): 24876472

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18077, 36154, 72308, 144616, 198847, 235001, 397694, 470002, 795388, 940004, 1590776, 1880008, 2585011, 5170022, 10340044, 20680088]

約数ペア:

[(1, 20680088), (2, 10340044), (4, 5170022), (8, 2585011), (11, 1880008), (13, 1590776), (22, 940004), (26, 795388), (44, 470002), (52, 397694), (88, 235001), (104, 198847), (143, 144616), (286, 72308), (572, 36154), (1144, 18077)]