2009278888

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{188417}}^1$

素因数の和:188497

約数の個数: 32

約数和(自身を含む): 3979388160

約数和(自身を除く): 1970109272

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 248, 344, 1333, 2666, 5332, 10664, 188417, 376834, 753668, 1507336, 5840927, 8101931, 11681854, 16203862, 23363708, 32407724, 46727416, 64815448, 251159861, 502319722, 1004639444, 2009278888]

約数ペア:

[(1, 2009278888), (2, 1004639444), (4, 502319722), (8, 251159861), (31, 64815448), (43, 46727416), (62, 32407724), (86, 23363708), (124, 16203862), (172, 11681854), (248, 8101931), (344, 5840927), (1333, 1507336), (2666, 753668), (5332, 376834), (10664, 188417)]