19259055

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 35212320

約数和(自身を除く): 15953265

約数列:

[1, 3, 5, 9, 15, 37, 43, 45, 111, 129, 185, 215, 269, 333, 387, 555, 645, 807, 1345, 1591, 1665, 1935, 2421, 4035, 4773, 7955, 9953, 11567, 12105, 14319, 23865, 29859, 34701, 49765, 57835, 71595, 89577, 104103, 149295, 173505, 427979, 447885, 520515, 1283937, 2139895, 3851811, 6419685, 19259055]

約数ペア:

[(1, 19259055), (3, 6419685), (5, 3851811), (9, 2139895), (15, 1283937), (37, 520515), (43, 447885), (45, 427979), (111, 173505), (129, 149295), (185, 104103), (215, 89577), (269, 71595), (333, 57835), (387, 49765), (555, 34701), (645, 29859), (807, 23865), (1345, 14319), (1591, 12105), (1665, 11567), (1935, 9953), (2421, 7955), (4035, 4773)]