19792479

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17783}}^1$

素因数の和:17846

約数の個数: 16

約数和(自身を含む): 30730752

約数和(自身を除く): 10938273

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 17783, 53349, 124481, 373443, 942499, 2827497, 6597493, 19792479]

約数ペア:

[(1, 19792479), (3, 6597493), (7, 2827497), (21, 942499), (53, 373443), (159, 124481), (371, 53349), (1113, 17783)]