20646370

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1$

素因数の和:1446

約数の個数: 32

約数和(自身を含む): 39127536

約数和(自身を除く): 18481166

約数列:

[1, 2, 5, 10, 37, 41, 74, 82, 185, 205, 370, 410, 1361, 1517, 2722, 3034, 6805, 7585, 13610, 15170, 50357, 55801, 100714, 111602, 251785, 279005, 503570, 558010, 2064637, 4129274, 10323185, 20646370]

約数ペア:

[(1, 20646370), (2, 10323185), (5, 4129274), (10, 2064637), (37, 558010), (41, 503570), (74, 279005), (82, 251785), (185, 111602), (205, 100714), (370, 55801), (410, 50357), (1361, 15170), (1517, 13610), (2722, 7585), (3034, 6805)]