20176901872

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{683}}^1\times {\mathrm{13477}}^1$

素因数の和:14305

約数の個数: 40

約数和(自身を含む): 39438676656

約数和(自身を除く): 19261774784

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 683, 1096, 1366, 2192, 2732, 5464, 10928, 13477, 26954, 53908, 93571, 107816, 187142, 215632, 374284, 748568, 1497136, 1846349, 3692698, 7385396, 9204791, 14770792, 18409582, 29541584, 36819164, 73638328, 147276656, 1261056367, 2522112734, 5044225468, 10088450936, 20176901872]

約数ペア:

[(1, 20176901872), (2, 10088450936), (4, 5044225468), (8, 2522112734), (16, 1261056367), (137, 147276656), (274, 73638328), (548, 36819164), (683, 29541584), (1096, 18409582), (1366, 14770792), (2192, 9204791), (2732, 7385396), (5464, 3692698), (10928, 1846349), (13477, 1497136), (26954, 748568), (53908, 374284), (93571, 215632), (107816, 187142)]