1999791856

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{827}}^1\times {\mathrm{6571}}^1$

素因数の和:7429

約数の個数: 40

約数和(自身を含む): 4048562304

約数和(自身を除く): 2048770448

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 827, 1654, 3308, 6571, 6616, 13142, 13232, 19021, 26284, 38042, 52568, 76084, 105136, 151133, 152168, 302266, 304336, 604532, 1209064, 2418128, 5434217, 10868434, 21736868, 43473736, 86947472, 124986991, 249973982, 499947964, 999895928, 1999791856]

約数ペア:

[(1, 1999791856), (2, 999895928), (4, 499947964), (8, 249973982), (16, 124986991), (23, 86947472), (46, 43473736), (92, 21736868), (184, 10868434), (368, 5434217), (827, 2418128), (1654, 1209064), (3308, 604532), (6571, 304336), (6616, 302266), (13142, 152168), (13232, 151133), (19021, 105136), (26284, 76084), (38042, 52568)]