19721448

素因数分解:

$2^3\times 3^3\times {\mathrm{91303}}^1$

素因数の和:91318

約数の個数: 32

約数和(自身を含む): 54782400

約数和(自身を除く): 35060952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 91303, 182606, 273909, 365212, 547818, 730424, 821727, 1095636, 1643454, 2191272, 2465181, 3286908, 4930362, 6573816, 9860724, 19721448]

約数ペア:

[(1, 19721448), (2, 9860724), (3, 6573816), (4, 4930362), (6, 3286908), (8, 2465181), (9, 2191272), (12, 1643454), (18, 1095636), (24, 821727), (27, 730424), (36, 547818), (54, 365212), (72, 273909), (108, 182606), (216, 91303)]