18482570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 38257920

約数和(自身を除く): 19775350

約数列:

[1, 2, 5, 10, 17, 23, 29, 34, 46, 58, 85, 115, 145, 163, 170, 230, 290, 326, 391, 493, 667, 782, 815, 986, 1334, 1630, 1955, 2465, 2771, 3335, 3749, 3910, 4727, 4930, 5542, 6670, 7498, 9454, 11339, 13855, 18745, 22678, 23635, 27710, 37490, 47270, 56695, 63733, 80359, 108721, 113390, 127466, 160718, 217442, 318665, 401795, 543605, 637330, 803590, 1087210, 1848257, 3696514, 9241285, 18482570]

約数ペア:

[(1, 18482570), (2, 9241285), (5, 3696514), (10, 1848257), (17, 1087210), (23, 803590), (29, 637330), (34, 543605), (46, 401795), (58, 318665), (85, 217442), (115, 160718), (145, 127466), (163, 113390), (170, 108721), (230, 80359), (290, 63733), (326, 56695), (391, 47270), (493, 37490), (667, 27710), (782, 23635), (815, 22678), (986, 18745), (1334, 13855), (1630, 11339), (1955, 9454), (2465, 7498), (2771, 6670), (3335, 5542), (3749, 4930), (3910, 4727)]