20192116

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1451}}^1$

素因数の和:1540

約数の個数: 36

約数和(自身を含む): 41713056

約数和(自身を除く): 21520940

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1451, 1988, 2902, 3479, 5804, 6958, 10157, 13916, 20314, 40628, 71099, 103021, 142198, 206042, 284396, 412084, 721147, 1442294, 2884588, 5048029, 10096058, 20192116]

約数ペア:

[(1, 20192116), (2, 10096058), (4, 5048029), (7, 2884588), (14, 1442294), (28, 721147), (49, 412084), (71, 284396), (98, 206042), (142, 142198), (196, 103021), (284, 71099), (497, 40628), (994, 20314), (1451, 13916), (1988, 10157), (2902, 6958), (3479, 5804)]