20199132044

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{353453}}^1$

素因数の和:353634

約数の個数: 48

約数和(自身を含む): 43783053888

約数和(自身を除く): 23583921844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 157, 182, 314, 364, 628, 1099, 2041, 2198, 4082, 4396, 8164, 14287, 28574, 57148, 353453, 706906, 1413812, 2474171, 4594889, 4948342, 9189778, 9896684, 18379556, 32164223, 55492121, 64328446, 110984242, 128656892, 221968484, 388444847, 721397573, 776889694, 1442795146, 1553779388, 2885590292, 5049783011, 10099566022, 20199132044]

約数ペア:

[(1, 20199132044), (2, 10099566022), (4, 5049783011), (7, 2885590292), (13, 1553779388), (14, 1442795146), (26, 776889694), (28, 721397573), (52, 388444847), (91, 221968484), (157, 128656892), (182, 110984242), (314, 64328446), (364, 55492121), (628, 32164223), (1099, 18379556), (2041, 9896684), (2198, 9189778), (4082, 4948342), (4396, 4594889), (8164, 2474171), (14287, 1413812), (28574, 706906), (57148, 353453)]