19862696

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^2\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 43833120

約数和(自身を除く): 23970424

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 211, 287, 328, 422, 574, 844, 1148, 1477, 1681, 1688, 2296, 2954, 3362, 5908, 6724, 8651, 11767, 11816, 13448, 17302, 23534, 34604, 47068, 60557, 69208, 94136, 121114, 242228, 354691, 484456, 709382, 1418764, 2482837, 2837528, 4965674, 9931348, 19862696]

約数ペア:

[(1, 19862696), (2, 9931348), (4, 4965674), (7, 2837528), (8, 2482837), (14, 1418764), (28, 709382), (41, 484456), (56, 354691), (82, 242228), (164, 121114), (211, 94136), (287, 69208), (328, 60557), (422, 47068), (574, 34604), (844, 23534), (1148, 17302), (1477, 13448), (1681, 11816), (1688, 11767), (2296, 8651), (2954, 6724), (3362, 5908)]