20974644

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{10993}}^1$

素因数の和:11056

約数の個数: 36

約数和(自身を含む): 54024516

約数和(自身を除く): 33049872

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 10993, 21986, 32979, 43972, 65958, 98937, 131916, 197874, 395748, 582629, 1165258, 1747887, 2330516, 3495774, 5243661, 6991548, 10487322, 20974644]

約数ペア:

[(1, 20974644), (2, 10487322), (3, 6991548), (4, 5243661), (6, 3495774), (9, 2330516), (12, 1747887), (18, 1165258), (36, 582629), (53, 395748), (106, 197874), (159, 131916), (212, 98937), (318, 65958), (477, 43972), (636, 32979), (954, 21986), (1908, 10993)]