207946564

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{390877}}^1$

素因数の和:390907

約数の個数: 24

約数和(自身を含む): 437783360

約数和(自身を除く): 229836796

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 390877, 781754, 1563508, 2736139, 5472278, 7426663, 10944556, 14853326, 29706652, 51986641, 103973282, 207946564]

約数ペア:

[(1, 207946564), (2, 103973282), (4, 51986641), (7, 29706652), (14, 14853326), (19, 10944556), (28, 7426663), (38, 5472278), (76, 2736139), (133, 1563508), (266, 781754), (532, 390877)]