20863088

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{6619}}^1$

素因数の和:6824

約数の個数: 20

約数和(自身を含む): 40633560

約数和(自身を除く): 19770472

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 6619, 13238, 26476, 52952, 105904, 1303943, 2607886, 5215772, 10431544, 20863088]

約数ペア:

[(1, 20863088), (2, 10431544), (4, 5215772), (8, 2607886), (16, 1303943), (197, 105904), (394, 52952), (788, 26476), (1576, 13238), (3152, 6619)]