18995596

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{683}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 35335440

約数和(自身を除く): 16339844

約数列:

[1, 2, 4, 17, 34, 68, 409, 683, 818, 1366, 1636, 2732, 6953, 11611, 13906, 23222, 27812, 46444, 279347, 558694, 1117388, 4748899, 9497798, 18995596]

約数ペア:

[(1, 18995596), (2, 9497798), (4, 4748899), (17, 1117388), (34, 558694), (68, 279347), (409, 46444), (683, 27812), (818, 23222), (1366, 13906), (1636, 11611), (2732, 6953)]