20191390

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{6577}}^1$

素因数の和:6891

約数の個数: 16

約数和(自身を含む): 36468432

約数和(自身を除く): 16277042

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 6577, 13154, 32885, 65770, 2019139, 4038278, 10095695, 20191390]

約数ペア:

[(1, 20191390), (2, 10095695), (5, 4038278), (10, 2019139), (307, 65770), (614, 32885), (1535, 13154), (3070, 6577)]