20880451552

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{724211}}^1$

素因数の和:724291

約数の個数: 48

約数和(自身を含む): 44347846032

約数和(自身を除く): 23467394480

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 68, 106, 136, 212, 272, 424, 544, 848, 901, 1696, 1802, 3604, 7208, 14416, 28832, 724211, 1448422, 2896844, 5793688, 11587376, 12311587, 23174752, 24623174, 38383183, 49246348, 76766366, 98492696, 153532732, 196985392, 307065464, 393970784, 614130928, 652514111, 1228261856, 1305028222, 2610056444, 5220112888, 10440225776, 20880451552]

約数ペア:

[(1, 20880451552), (2, 10440225776), (4, 5220112888), (8, 2610056444), (16, 1305028222), (17, 1228261856), (32, 652514111), (34, 614130928), (53, 393970784), (68, 307065464), (106, 196985392), (136, 153532732), (212, 98492696), (272, 76766366), (424, 49246348), (544, 38383183), (848, 24623174), (901, 23174752), (1696, 12311587), (1802, 11587376), (3604, 5793688), (7208, 2896844), (14416, 1448422), (28832, 724211)]