78482019988

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{443}}^1\times {\mathrm{406331}}^1$

素因数の和:406887

約数の個数: 24

約数和(自身を含む): 138916784160

約数和(自身を除く): 60434764172

約数列:

[1, 2, 4, 109, 218, 436, 443, 886, 1772, 48287, 96574, 193148, 406331, 812662, 1625324, 44290079, 88580158, 177160316, 180004633, 360009266, 720018532, 19620504997, 39241009994, 78482019988]

約数ペア:

[(1, 78482019988), (2, 39241009994), (4, 19620504997), (109, 720018532), (218, 360009266), (436, 180004633), (443, 177160316), (886, 88580158), (1772, 44290079), (48287, 1625324), (96574, 812662), (193148, 406331)]