1991989146

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2496227}}^1$

素因数の和:2496258

約数の個数: 32

約数和(自身を含む): 4792757760

約数和(自身を除く): 2800768614

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 2496227, 4992454, 7488681, 14977362, 17473589, 34947178, 47428313, 52420767, 94856626, 104841534, 142284939, 284569878, 331998191, 663996382, 995994573, 1991989146]

約数ペア:

[(1, 1991989146), (2, 995994573), (3, 663996382), (6, 331998191), (7, 284569878), (14, 142284939), (19, 104841534), (21, 94856626), (38, 52420767), (42, 47428313), (57, 34947178), (114, 17473589), (133, 14977362), (266, 7488681), (399, 4992454), (798, 2496227)]