19418529

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1601}}^1$

素因数の和:1928

約数の個数: 16

約数和(自身を含む): 27990144

約数和(自身を除く): 8571615

約数列:

[1, 3, 13, 39, 311, 933, 1601, 4043, 4803, 12129, 20813, 62439, 497911, 1493733, 6472843, 19418529]

約数ペア:

[(1, 19418529), (3, 6472843), (13, 1493733), (39, 497911), (311, 62439), (933, 20813), (1601, 12129), (4043, 4803)]