16498580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{617}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 39868416

約数和(自身を除く): 23369836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 617, 764, 955, 1234, 1337, 1910, 2468, 2674, 3085, 3820, 4319, 5348, 6170, 6685, 8638, 12340, 13370, 17276, 21595, 26740, 43190, 86380, 117847, 235694, 471388, 589235, 824929, 1178470, 1649858, 2356940, 3299716, 4124645, 8249290, 16498580]

約数ペア:

[(1, 16498580), (2, 8249290), (4, 4124645), (5, 3299716), (7, 2356940), (10, 1649858), (14, 1178470), (20, 824929), (28, 589235), (35, 471388), (70, 235694), (140, 117847), (191, 86380), (382, 43190), (617, 26740), (764, 21595), (955, 17276), (1234, 13370), (1337, 12340), (1910, 8638), (2468, 6685), (2674, 6170), (3085, 5348), (3820, 4319)]