19847548

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{773}}^1$

素因数の和:922

約数の個数: 36

約数和(自身を含む): 40765032

約数和(自身を除く): 20917484

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 773, 917, 1546, 1834, 3092, 3668, 5411, 6419, 10822, 12838, 21644, 25676, 37877, 75754, 101263, 151508, 202526, 405052, 708841, 1417682, 2835364, 4961887, 9923774, 19847548]

約数ペア:

[(1, 19847548), (2, 9923774), (4, 4961887), (7, 2835364), (14, 1417682), (28, 708841), (49, 405052), (98, 202526), (131, 151508), (196, 101263), (262, 75754), (524, 37877), (773, 25676), (917, 21644), (1546, 12838), (1834, 10822), (3092, 6419), (3668, 5411)]