438155552

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{18731}}^1$

素因数の和:18801

約数の個数: 48

約数和(自身を含む): 934651872

約数和(自身を除く): 496496320

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 68, 86, 136, 172, 272, 344, 544, 688, 731, 1376, 1462, 2924, 5848, 11696, 18731, 23392, 37462, 74924, 149848, 299696, 318427, 599392, 636854, 805433, 1273708, 1610866, 2547416, 3221732, 5094832, 6443464, 10189664, 12886928, 13692361, 25773856, 27384722, 54769444, 109538888, 219077776, 438155552]

約数ペア:

[(1, 438155552), (2, 219077776), (4, 109538888), (8, 54769444), (16, 27384722), (17, 25773856), (32, 13692361), (34, 12886928), (43, 10189664), (68, 6443464), (86, 5094832), (136, 3221732), (172, 2547416), (272, 1610866), (344, 1273708), (544, 805433), (688, 636854), (731, 599392), (1376, 318427), (1462, 299696), (2924, 149848), (5848, 74924), (11696, 37462), (18731, 23392)]