20120338682

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 32405667840

約数和(自身を除く): 12285329158

約数列:

[1, 2, 23, 46, 103, 137, 139, 206, 223, 274, 278, 446, 2369, 3151, 3197, 4738, 5129, 6302, 6394, 10258, 14111, 14317, 19043, 22969, 28222, 28634, 30551, 30997, 38086, 45938, 61102, 61994, 324553, 329291, 437989, 528287, 649106, 658582, 702673, 712931, 875978, 1056574, 1405346, 1425862, 1961429, 3146753, 3192691, 3922858, 4246589, 6293506, 6385382, 8493178, 45112867, 72375319, 73431893, 90225734, 97671547, 144750638, 146863786, 195343094, 437398667, 874797334, 10060169341, 20120338682]

約数ペア:

[(1, 20120338682), (2, 10060169341), (23, 874797334), (46, 437398667), (103, 195343094), (137, 146863786), (139, 144750638), (206, 97671547), (223, 90225734), (274, 73431893), (278, 72375319), (446, 45112867), (2369, 8493178), (3151, 6385382), (3197, 6293506), (4738, 4246589), (5129, 3922858), (6302, 3192691), (6394, 3146753), (10258, 1961429), (14111, 1425862), (14317, 1405346), (19043, 1056574), (22969, 875978), (28222, 712931), (28634, 702673), (30551, 658582), (30997, 649106), (38086, 528287), (45938, 437989), (61102, 329291), (61994, 324553)]