19151570815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{877}}^1\times {\mathrm{2417}}^1$

素因数の和:3451

約数の個数: 32

約数和(自身を含む): 24966527040

約数和(自身を除く): 5814956225

約数列:

[1, 5, 13, 65, 139, 695, 877, 1807, 2417, 4385, 9035, 11401, 12085, 31421, 57005, 121903, 157105, 335963, 609515, 1584739, 1679815, 2119709, 4367519, 7923695, 10598545, 21837595, 27556217, 137781085, 294639551, 1473197755, 3830314163, 19151570815]

約数ペア:

[(1, 19151570815), (5, 3830314163), (13, 1473197755), (65, 294639551), (139, 137781085), (695, 27556217), (877, 21837595), (1807, 10598545), (2417, 7923695), (4385, 4367519), (9035, 2119709), (11401, 1679815), (12085, 1584739), (31421, 609515), (57005, 335963), (121903, 157105)]