20489352

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3863}}^1$

素因数の和:3902

約数の個数: 64

約数和(自身を含む): 58423680

約数和(自身を除く): 37934328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 3863, 5304, 7726, 11589, 15452, 23178, 30904, 46356, 50219, 65671, 92712, 100438, 131342, 150657, 197013, 200876, 262684, 301314, 394026, 401752, 525368, 602628, 788052, 853723, 1205256, 1576104, 1707446, 2561169, 3414892, 5122338, 6829784, 10244676, 20489352]

約数ペア:

[(1, 20489352), (2, 10244676), (3, 6829784), (4, 5122338), (6, 3414892), (8, 2561169), (12, 1707446), (13, 1576104), (17, 1205256), (24, 853723), (26, 788052), (34, 602628), (39, 525368), (51, 401752), (52, 394026), (68, 301314), (78, 262684), (102, 200876), (104, 197013), (136, 150657), (156, 131342), (204, 100438), (221, 92712), (312, 65671), (408, 50219), (442, 46356), (663, 30904), (884, 23178), (1326, 15452), (1768, 11589), (2652, 7726), (3863, 5304)]