219487772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{412571}}^1$

素因数の和:412601

約数の個数: 24

約数和(自身を含む): 462080640

約数和(自身を除く): 242592868

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 412571, 825142, 1650284, 2887997, 5775994, 7838849, 11551988, 15677698, 31355396, 54871943, 109743886, 219487772]

約数ペア:

[(1, 219487772), (2, 109743886), (4, 54871943), (7, 31355396), (14, 15677698), (19, 11551988), (28, 7838849), (38, 5775994), (76, 2887997), (133, 1650284), (266, 825142), (532, 412571)]