19742348451

素因数分解:

$3^1\times 7^1\times {\mathrm{52973}}^1\times {\mathrm{17747}}^1$

素因数の和:70730

約数の個数: 16

約数和(自身を含む): 30085841664

約数和(自身を除く): 10343493213

約数列:

[1, 3, 7, 21, 17747, 52973, 53241, 124229, 158919, 370811, 372687, 1112433, 940111831, 2820335493, 6580782817, 19742348451]

約数ペア:

[(1, 19742348451), (3, 6580782817), (7, 2820335493), (21, 940111831), (17747, 1112433), (52973, 372687), (53241, 370811), (124229, 158919)]