20218330678

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{117307}}^1$

素因数の和:118276

約数の個数: 32

約数和(自身を含む): 37365882624

約数和(自身を除く): 17147551946

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 947, 1894, 6629, 12311, 13258, 24622, 86177, 117307, 172354, 234614, 821149, 1524991, 1642298, 3049982, 10674937, 21349874, 111089729, 222179458, 777628103, 1444166477, 1555256206, 2888332954, 10109165339, 20218330678]

約数ペア:

[(1, 20218330678), (2, 10109165339), (7, 2888332954), (13, 1555256206), (14, 1444166477), (26, 777628103), (91, 222179458), (182, 111089729), (947, 21349874), (1894, 10674937), (6629, 3049982), (12311, 1642298), (13258, 1524991), (24622, 821149), (86177, 234614), (117307, 172354)]