20170893344

素因数分解:

$2^5\times 7^1\times {\mathrm{349}}^1\times {\mathrm{258019}}^1$

素因数の和:258385

約数の個数: 48

約数和(自身を含む): 45514728000

約数和(自身を除く): 25343834656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 349, 698, 1396, 2443, 2792, 4886, 5584, 9772, 11168, 19544, 39088, 78176, 258019, 516038, 1032076, 1806133, 2064152, 3612266, 4128304, 7224532, 8256608, 14449064, 28898128, 57796256, 90048631, 180097262, 360194524, 630340417, 720389048, 1260680834, 1440778096, 2521361668, 2881556192, 5042723336, 10085446672, 20170893344]

約数ペア:

[(1, 20170893344), (2, 10085446672), (4, 5042723336), (7, 2881556192), (8, 2521361668), (14, 1440778096), (16, 1260680834), (28, 720389048), (32, 630340417), (56, 360194524), (112, 180097262), (224, 90048631), (349, 57796256), (698, 28898128), (1396, 14449064), (2443, 8256608), (2792, 7224532), (4886, 4128304), (5584, 3612266), (9772, 2064152), (11168, 1806133), (19544, 1032076), (39088, 516038), (78176, 258019)]