19129165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 27216000

約数和(自身を除く): 8086835

約数列:

[1, 5, 11, 17, 41, 55, 85, 187, 205, 451, 499, 697, 935, 2255, 2495, 3485, 5489, 7667, 8483, 20459, 27445, 38335, 42415, 93313, 102295, 225049, 347803, 466565, 1125245, 1739015, 3825833, 19129165]

約数ペア:

[(1, 19129165), (5, 3825833), (11, 1739015), (17, 1125245), (41, 466565), (55, 347803), (85, 225049), (187, 102295), (205, 93313), (451, 42415), (499, 38335), (697, 27445), (935, 20459), (2255, 8483), (2495, 7667), (3485, 5489)]