18395055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2580

約数の個数: 48

約数和(自身を含む): 38039040

約数和(自身を除く): 19643985

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 2539, 7245, 7617, 12695, 17773, 22851, 38085, 53319, 58397, 88865, 114255, 159957, 175191, 266595, 291985, 408779, 525573, 799785, 875955, 1226337, 2043895, 2627865, 3679011, 6131685, 18395055]

約数ペア:

[(1, 18395055), (3, 6131685), (5, 3679011), (7, 2627865), (9, 2043895), (15, 1226337), (21, 875955), (23, 799785), (35, 525573), (45, 408779), (63, 291985), (69, 266595), (105, 175191), (115, 159957), (161, 114255), (207, 88865), (315, 58397), (345, 53319), (483, 38085), (805, 22851), (1035, 17773), (1449, 12695), (2415, 7617), (2539, 7245)]