81194372

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21803}}^1$

素因数の和:21840

約数の個数: 36

約数和(自身を含む): 173995920

約数和(自身を除く): 92801548

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 21803, 43606, 87212, 152621, 305242, 414257, 610484, 828514, 1068347, 1657028, 2136694, 2899799, 4273388, 5799598, 11599196, 20298593, 40597186, 81194372]

約数ペア:

[(1, 81194372), (2, 40597186), (4, 20298593), (7, 11599196), (14, 5799598), (19, 4273388), (28, 2899799), (38, 2136694), (49, 1657028), (76, 1068347), (98, 828514), (133, 610484), (196, 414257), (266, 305242), (532, 152621), (931, 87212), (1862, 43606), (3724, 21803)]