18144335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 25401600

約数和(自身を除く): 7257265

約数列:

[1, 5, 11, 19, 55, 95, 97, 179, 209, 485, 895, 1045, 1067, 1843, 1969, 3401, 5335, 9215, 9845, 17005, 17363, 20273, 37411, 86815, 101365, 187055, 190993, 329897, 954965, 1649485, 3628867, 18144335]

約数ペア:

[(1, 18144335), (5, 3628867), (11, 1649485), (19, 954965), (55, 329897), (95, 190993), (97, 187055), (179, 101365), (209, 86815), (485, 37411), (895, 20273), (1045, 17363), (1067, 17005), (1843, 9845), (1969, 9215), (3401, 5335)]