19798701

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7577}}^1$

素因数の和:7660

約数の個数: 16

約数和(自身を含む): 28857024

約数和(自身を除く): 9058323

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 7577, 22731, 98501, 295503, 507659, 1522977, 6599567, 19798701]

約数ペア:

[(1, 19798701), (3, 6599567), (13, 1522977), (39, 507659), (67, 295503), (201, 98501), (871, 22731), (2613, 7577)]