19799199

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10837}}^1$

素因数の和:10879

約数の個数: 24

約数和(自身を含む): 33814560

約数和(自身を除く): 14015361

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 10837, 32511, 75859, 97533, 227577, 314273, 682731, 942819, 2199911, 2828457, 6599733, 19799199]

約数ペア:

[(1, 19799199), (3, 6599733), (7, 2828457), (9, 2199911), (21, 942819), (29, 682731), (63, 314273), (87, 227577), (203, 97533), (261, 75859), (609, 32511), (1827, 10837)]