20121060981

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{493127}}^1$

素因数の和:493233

約数の個数: 32

約数和(自身を含む): 32191395840

約数和(自身を除く): 12070334859

約数列:

[1, 3, 7, 21, 29, 67, 87, 201, 203, 469, 609, 1407, 1943, 5829, 13601, 40803, 493127, 1479381, 3451889, 10355667, 14300683, 33039509, 42902049, 99118527, 100104781, 231276563, 300314343, 693829689, 958145761, 2874437283, 6707020327, 20121060981]

約数ペア:

[(1, 20121060981), (3, 6707020327), (7, 2874437283), (21, 958145761), (29, 693829689), (67, 300314343), (87, 231276563), (201, 100104781), (203, 99118527), (469, 42902049), (609, 33039509), (1407, 14300683), (1943, 10355667), (5829, 3451889), (13601, 1479381), (40803, 493127)]