20175385

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{877}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 25033536

約数和(自身を除く): 4858151

約数列:

[1, 5, 43, 107, 215, 535, 877, 4385, 4601, 23005, 37711, 93839, 188555, 469195, 4035077, 20175385]

約数ペア:

[(1, 20175385), (5, 4035077), (43, 469195), (107, 188555), (215, 93839), (535, 37711), (877, 23005), (4385, 4601)]