20922452012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1835947}}^1$

素因数の和:1836006

約数の個数: 48

約数和(自身を含む): 46882768128

約数和(自身を除く): 25960316116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1628, 2849, 5698, 11396, 1835947, 3671894, 7343788, 12851629, 20195417, 25703258, 40390834, 51406516, 67930039, 80781668, 135860078, 141367919, 271720156, 282735838, 475510273, 565471676, 747230429, 951020546, 1494460858, 1902041092, 2988921716, 5230613003, 10461226006, 20922452012]

約数ペア:

[(1, 20922452012), (2, 10461226006), (4, 5230613003), (7, 2988921716), (11, 1902041092), (14, 1494460858), (22, 951020546), (28, 747230429), (37, 565471676), (44, 475510273), (74, 282735838), (77, 271720156), (148, 141367919), (154, 135860078), (259, 80781668), (308, 67930039), (407, 51406516), (518, 40390834), (814, 25703258), (1036, 20195417), (1628, 12851629), (2849, 7343788), (5698, 3671894), (11396, 1835947)]