20402526

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{479}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 42393600

約数和(自身を除く): 21991074

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 229, 458, 479, 687, 958, 1374, 1437, 2874, 7099, 14198, 14849, 21297, 29698, 42594, 44547, 89094, 109691, 219382, 329073, 658146, 3400421, 6800842, 10201263, 20402526]

約数ペア:

[(1, 20402526), (2, 10201263), (3, 6800842), (6, 3400421), (31, 658146), (62, 329073), (93, 219382), (186, 109691), (229, 89094), (458, 44547), (479, 42594), (687, 29698), (958, 21297), (1374, 14849), (1437, 14198), (2874, 7099)]