2019967312

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{266909}}^1$

素因数の和:266971

約数の個数: 40

約数和(自身を含む): 4368782880

約数和(自身を除く): 2348815568

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3784, 7568, 266909, 533818, 1067636, 2135272, 2935999, 4270544, 5871998, 11477087, 11743996, 22954174, 23487992, 45908348, 46975984, 91816696, 126247957, 183633392, 252495914, 504991828, 1009983656, 2019967312]

約数ペア:

[(1, 2019967312), (2, 1009983656), (4, 504991828), (8, 252495914), (11, 183633392), (16, 126247957), (22, 91816696), (43, 46975984), (44, 45908348), (86, 23487992), (88, 22954174), (172, 11743996), (176, 11477087), (344, 5871998), (473, 4270544), (688, 2935999), (946, 2135272), (1892, 1067636), (3784, 533818), (7568, 266909)]