19308685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 27153792

約数和(自身を除く): 7845107

約数列:

[1, 5, 11, 17, 55, 85, 107, 187, 193, 535, 935, 965, 1177, 1819, 2123, 3281, 5885, 9095, 10615, 16405, 20009, 20651, 36091, 100045, 103255, 180455, 227161, 351067, 1135805, 1755335, 3861737, 19308685]

約数ペア:

[(1, 19308685), (5, 3861737), (11, 1755335), (17, 1135805), (55, 351067), (85, 227161), (107, 180455), (187, 103255), (193, 100045), (535, 36091), (935, 20651), (965, 20009), (1177, 16405), (1819, 10615), (2123, 9095), (3281, 5885)]