20369474

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2281

約数の個数: 16

約数和(自身を含む): 31461696

約数和(自身を除く): 11092222

約数列:

[1, 2, 67, 71, 134, 142, 2141, 4282, 4757, 9514, 143447, 152011, 286894, 304022, 10184737, 20369474]

約数ペア:

[(1, 20369474), (2, 10184737), (67, 304022), (71, 286894), (134, 152011), (142, 143447), (2141, 9514), (4282, 4757)]