12640012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41039}}^1$

素因数の和:41061

約数の個数: 24

約数和(自身を含む): 27578880

約数和(自身を除く): 14938868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 41039, 82078, 164156, 287273, 451429, 574546, 902858, 1149092, 1805716, 3160003, 6320006, 12640012]

約数ペア:

[(1, 12640012), (2, 6320006), (4, 3160003), (7, 1805716), (11, 1149092), (14, 902858), (22, 574546), (28, 451429), (44, 287273), (77, 164156), (154, 82078), (308, 41039)]