20137794024

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{317711}}^1$

素因数の和:317878

約数の個数: 64

約数和(自身を含む): 53375616000

約数和(自身を除く): 33237821976

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 139, 152, 228, 278, 417, 456, 556, 834, 1112, 1668, 2641, 3336, 5282, 7923, 10564, 15846, 21128, 31692, 63384, 317711, 635422, 953133, 1270844, 1906266, 2541688, 3812532, 6036509, 7625064, 12073018, 18109527, 24146036, 36219054, 44161829, 48292072, 72438108, 88323658, 132485487, 144876216, 176647316, 264970974, 353294632, 529941948, 839074751, 1059883896, 1678149502, 2517224253, 3356299004, 5034448506, 6712598008, 10068897012, 20137794024]

約数ペア:

[(1, 20137794024), (2, 10068897012), (3, 6712598008), (4, 5034448506), (6, 3356299004), (8, 2517224253), (12, 1678149502), (19, 1059883896), (24, 839074751), (38, 529941948), (57, 353294632), (76, 264970974), (114, 176647316), (139, 144876216), (152, 132485487), (228, 88323658), (278, 72438108), (417, 48292072), (456, 44161829), (556, 36219054), (834, 24146036), (1112, 18109527), (1668, 12073018), (2641, 7625064), (3336, 6036509), (5282, 3812532), (7923, 2541688), (10564, 1906266), (15846, 1270844), (21128, 953133), (31692, 635422), (63384, 317711)]