18855473

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{541}}^1$

素因数の和:944

約数の個数: 16

約数和(自身を含む): 23310336

約数和(自身を除く): 4454863

約数列:

[1, 7, 13, 91, 383, 541, 2681, 3787, 4979, 7033, 34853, 49231, 207203, 1450421, 2693639, 18855473]

約数ペア:

[(1, 18855473), (7, 2693639), (13, 1450421), (91, 207203), (383, 49231), (541, 34853), (2681, 7033), (3787, 4979)]