2009396444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{3109}}^1$

素因数の和:3558

約数の個数: 48

約数和(自身を含む): 3950993760

約数和(自身を除く): 1941597316

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 397, 407, 794, 814, 1588, 1628, 3109, 4367, 6218, 8734, 12436, 14689, 17468, 29378, 34199, 58756, 68398, 115033, 136796, 161579, 230066, 323158, 460132, 646316, 1234273, 1265363, 2468546, 2530726, 4937092, 5061452, 13577003, 27154006, 45668101, 54308012, 91336202, 182672404, 502349111, 1004698222, 2009396444]

約数ペア:

[(1, 2009396444), (2, 1004698222), (4, 502349111), (11, 182672404), (22, 91336202), (37, 54308012), (44, 45668101), (74, 27154006), (148, 13577003), (397, 5061452), (407, 4937092), (794, 2530726), (814, 2468546), (1588, 1265363), (1628, 1234273), (3109, 646316), (4367, 460132), (6218, 323158), (8734, 230066), (12436, 161579), (14689, 136796), (17468, 115033), (29378, 68398), (34199, 58756)]