20849270399

素因数分解:

${\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1151}}^1\times {\mathrm{3989}}^1$

素因数の和:5398

約数の個数: 16

約数和(自身を含む): 22063104000

約数和(自身を除く): 1213833601

約数列:

[1, 19, 239, 1151, 3989, 4541, 21869, 75791, 275089, 953371, 4591339, 5226691, 18114049, 87235441, 1097330021, 20849270399]

約数ペア:

[(1, 20849270399), (19, 1097330021), (239, 87235441), (1151, 18114049), (3989, 5226691), (4541, 4591339), (21869, 953371), (75791, 275089)]