18794115

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2803}}^1$

素因数の和:2963

約数の個数: 24

約数和(自身を含む): 32806800

約数和(自身を除く): 14012685

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 2803, 6705, 8409, 14015, 25227, 42045, 126135, 417647, 1252941, 2088235, 3758823, 6264705, 18794115]

約数ペア:

[(1, 18794115), (3, 6264705), (5, 3758823), (9, 2088235), (15, 1252941), (45, 417647), (149, 126135), (447, 42045), (745, 25227), (1341, 14015), (2235, 8409), (2803, 6705)]