81872672

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19237}}^1$

素因数の和:19273

約数の個数: 48

約数和(自身を含む): 193919040

約数和(自身を除く): 112046368

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 19237, 38474, 76948, 134659, 153896, 269318, 307792, 365503, 538636, 615584, 731006, 1077272, 1462012, 2154544, 2558521, 2924024, 4309088, 5117042, 5848048, 10234084, 11696096, 20468168, 40936336, 81872672]

約数ペア:

[(1, 81872672), (2, 40936336), (4, 20468168), (7, 11696096), (8, 10234084), (14, 5848048), (16, 5117042), (19, 4309088), (28, 2924024), (32, 2558521), (38, 2154544), (56, 1462012), (76, 1077272), (112, 731006), (133, 615584), (152, 538636), (224, 365503), (266, 307792), (304, 269318), (532, 153896), (608, 134659), (1064, 76948), (2128, 38474), (4256, 19237)]