19814499

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 29659760

約数和(自身を除く): 9845261

約数列:

[1, 3, 9, 37, 111, 157, 333, 379, 471, 1137, 1413, 3411, 5809, 14023, 17427, 42069, 52281, 59503, 126207, 178509, 535527, 2201611, 6604833, 19814499]

約数ペア:

[(1, 19814499), (3, 6604833), (9, 2201611), (37, 535527), (111, 178509), (157, 126207), (333, 59503), (379, 52281), (471, 42069), (1137, 17427), (1413, 14023), (3411, 5809)]