1256172916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{52807}}^1$

素因数の和:53143

約数の個数: 24

約数和(自身を含む): 2321439680

約数和(自身を除く): 1065266764

約数列:

[1, 2, 4, 19, 38, 76, 313, 626, 1252, 5947, 11894, 23788, 52807, 105614, 211228, 1003333, 2006666, 4013332, 16528591, 33057182, 66114364, 314043229, 628086458, 1256172916]

約数ペア:

[(1, 1256172916), (2, 628086458), (4, 314043229), (19, 66114364), (38, 33057182), (76, 16528591), (313, 4013332), (626, 2006666), (1252, 1003333), (5947, 211228), (11894, 105614), (23788, 52807)]