20073495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 34804224

約数和(自身を除く): 14730729

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 311, 331, 933, 993, 1555, 1655, 4043, 4303, 4665, 4965, 12129, 12909, 20215, 21515, 60645, 64545, 102941, 308823, 514705, 1338233, 1544115, 4014699, 6691165, 20073495]

約数ペア:

[(1, 20073495), (3, 6691165), (5, 4014699), (13, 1544115), (15, 1338233), (39, 514705), (65, 308823), (195, 102941), (311, 64545), (331, 60645), (933, 21515), (993, 20215), (1555, 12909), (1655, 12129), (4043, 4965), (4303, 4665)]