200021868

素因数分解:

$2^2\times 3^2\times {\mathrm{643}}^1\times {\mathrm{8641}}^1$

素因数の和:9294

約数の個数: 36

約数和(自身を含む): 506455768

約数和(自身を除く): 306433900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 643, 1286, 1929, 2572, 3858, 5787, 7716, 8641, 11574, 17282, 23148, 25923, 34564, 51846, 77769, 103692, 155538, 311076, 5556163, 11112326, 16668489, 22224652, 33336978, 50005467, 66673956, 100010934, 200021868]

約数ペア:

[(1, 200021868), (2, 100010934), (3, 66673956), (4, 50005467), (6, 33336978), (9, 22224652), (12, 16668489), (18, 11112326), (36, 5556163), (643, 311076), (1286, 155538), (1929, 103692), (2572, 77769), (3858, 51846), (5787, 34564), (7716, 25923), (8641, 23148), (11574, 17282)]