201217828

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{378229}}^1$

素因数の和:378259

約数の個数: 24

約数和(自身を含む): 423617600

約数和(自身を除く): 222399772

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 378229, 756458, 1512916, 2647603, 5295206, 7186351, 10590412, 14372702, 28745404, 50304457, 100608914, 201217828]

約数ペア:

[(1, 201217828), (2, 100608914), (4, 50304457), (7, 28745404), (14, 14372702), (19, 10590412), (28, 7186351), (38, 5295206), (76, 2647603), (133, 1512916), (266, 756458), (532, 378229)]