2040254721

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{937}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 3144296064

約数和(自身を除く): 1104041343

約数列:

[1, 3, 9, 23, 67, 69, 157, 201, 207, 471, 603, 937, 1413, 1541, 2811, 3611, 4623, 8433, 10519, 10833, 13869, 21551, 31557, 32499, 62779, 64653, 94671, 147109, 188337, 193959, 241937, 441327, 565011, 725811, 1323981, 1443917, 2177433, 3383507, 4331751, 9856303, 10150521, 12995253, 29568909, 30451563, 88706727, 226694969, 680084907, 2040254721]

約数ペア:

[(1, 2040254721), (3, 680084907), (9, 226694969), (23, 88706727), (67, 30451563), (69, 29568909), (157, 12995253), (201, 10150521), (207, 9856303), (471, 4331751), (603, 3383507), (937, 2177433), (1413, 1443917), (1541, 1323981), (2811, 725811), (3611, 565011), (4623, 441327), (8433, 241937), (10519, 193959), (10833, 188337), (13869, 147109), (21551, 94671), (31557, 64653), (32499, 62779)]