19763095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 28615680

約数和(自身を除く): 8852585

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 919, 935, 1265, 1955, 4301, 4595, 10109, 15623, 21137, 21505, 50545, 78115, 105685, 171853, 232507, 359329, 859265, 1162535, 1796645, 3952619, 19763095]

約数ペア:

[(1, 19763095), (5, 3952619), (11, 1796645), (17, 1162535), (23, 859265), (55, 359329), (85, 232507), (115, 171853), (187, 105685), (253, 78115), (391, 50545), (919, 21505), (935, 21137), (1265, 15623), (1955, 10109), (4301, 4595)]