20168020888

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{751}}^1\times {\mathrm{63337}}^1$

素因数の和:64147

約数の個数: 32

約数和(自身を含む): 38580442560

約数和(自身を除く): 18412421672

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 751, 1502, 3004, 6008, 39803, 63337, 79606, 126674, 159212, 253348, 318424, 506696, 3356861, 6713722, 13427444, 26854888, 47566087, 95132174, 190264348, 380528696, 2521002611, 5042005222, 10084010444, 20168020888]

約数ペア:

[(1, 20168020888), (2, 10084010444), (4, 5042005222), (8, 2521002611), (53, 380528696), (106, 190264348), (212, 95132174), (424, 47566087), (751, 26854888), (1502, 13427444), (3004, 6713722), (6008, 3356861), (39803, 506696), (63337, 318424), (79606, 253348), (126674, 159212)]