990226215826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{3022687}}^1$

素因数の和:3022978

約数の個数: 32

約数和(自身を含む): 1612664501760

約数和(自身を除く): 622438285934

約数列:

[1, 2, 19, 37, 38, 74, 233, 466, 703, 1406, 4427, 8621, 8854, 17242, 163799, 327598, 3022687, 6045374, 57431053, 111839419, 114862106, 223678838, 704286071, 1408572142, 2124948961, 4249897922, 13381435349, 26058584627, 26762870698, 52117169254, 495113107913, 990226215826]

約数ペア:

[(1, 990226215826), (2, 495113107913), (19, 52117169254), (37, 26762870698), (38, 26058584627), (74, 13381435349), (233, 4249897922), (466, 2124948961), (703, 1408572142), (1406, 704286071), (4427, 223678838), (8621, 114862106), (8854, 111839419), (17242, 57431053), (163799, 6045374), (327598, 3022687)]