20199306028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6465847}}^1$

素因数の和:6465933

約数の個数: 24

約数和(自身を含む): 39105448704

約数和(自身を除く): 18906142676

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 6465847, 12931694, 25863388, 71124317, 142248634, 284497268, 459075137, 918150274, 1836300548, 5049826507, 10099653014, 20199306028]

約数ペア:

[(1, 20199306028), (2, 10099653014), (4, 5049826507), (11, 1836300548), (22, 918150274), (44, 459075137), (71, 284497268), (142, 142248634), (284, 71124317), (781, 25863388), (1562, 12931694), (3124, 6465847)]