18641205

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12553}}^1$

素因数の和:12578

約数の個数: 32

約数和(自身を含む): 36155520

約数和(自身を除く): 17514315

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 12553, 37659, 62765, 112977, 138083, 188295, 338931, 414249, 564885, 690415, 1242747, 1694655, 2071245, 3728241, 6213735, 18641205]

約数ペア:

[(1, 18641205), (3, 6213735), (5, 3728241), (9, 2071245), (11, 1694655), (15, 1242747), (27, 690415), (33, 564885), (45, 414249), (55, 338931), (99, 188295), (135, 138083), (165, 112977), (297, 62765), (495, 37659), (1485, 12553)]