20793608

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{21481}}^1$

素因数の和:21509

約数の個数: 24

約数和(自身を含む): 42856590

約数和(自身を除く): 22062982

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 21481, 42962, 85924, 171848, 236291, 472582, 945164, 1890328, 2599201, 5198402, 10396804, 20793608]

約数ペア:

[(1, 20793608), (2, 10396804), (4, 5198402), (8, 2599201), (11, 1890328), (22, 945164), (44, 472582), (88, 236291), (121, 171848), (242, 85924), (484, 42962), (968, 21481)]