19287061660

素因数分解:

$2^2\times 5^1\times {\mathrm{42767}}^1\times {\mathrm{22549}}^1$

素因数の和:65325

約数の個数: 24

約数和(自身を含む): 40505572800

約数和(自身を除く): 21218511140

約数列:

[1, 2, 4, 5, 10, 20, 22549, 42767, 45098, 85534, 90196, 112745, 171068, 213835, 225490, 427670, 450980, 855340, 964353083, 1928706166, 3857412332, 4821765415, 9643530830, 19287061660]

約数ペア:

[(1, 19287061660), (2, 9643530830), (4, 4821765415), (5, 3857412332), (10, 1928706166), (20, 964353083), (22549, 855340), (42767, 450980), (45098, 427670), (85534, 225490), (90196, 213835), (112745, 171068)]