19162485

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 36172656

約数和(自身を除く): 17010171

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 333, 555, 629, 677, 765, 1665, 1887, 2031, 3145, 3385, 5661, 6093, 9435, 10155, 11509, 25049, 28305, 30465, 34527, 57545, 75147, 103581, 125245, 172635, 225441, 375735, 425833, 517905, 1127205, 1277499, 2129165, 3832497, 6387495, 19162485]

約数ペア:

[(1, 19162485), (3, 6387495), (5, 3832497), (9, 2129165), (15, 1277499), (17, 1127205), (37, 517905), (45, 425833), (51, 375735), (85, 225441), (111, 172635), (153, 125245), (185, 103581), (255, 75147), (333, 57545), (555, 34527), (629, 30465), (677, 28305), (765, 25049), (1665, 11509), (1887, 10155), (2031, 9435), (3145, 6093), (3385, 5661)]