213546472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1404911}}^1$

素因数の和:1404936

約数の個数: 16

約数和(自身を含む): 421473600

約数和(自身を除く): 207927128

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1404911, 2809822, 5619644, 11239288, 26693309, 53386618, 106773236, 213546472]

約数ペア:

[(1, 213546472), (2, 106773236), (4, 53386618), (8, 26693309), (19, 11239288), (38, 5619644), (76, 2809822), (152, 1404911)]