20074184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10159}}^1$

素因数の和:10197

約数の個数: 32

約数和(自身を含む): 42672000

約数和(自身を除く): 22597816

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 10159, 20318, 40636, 81272, 132067, 193021, 264134, 386042, 528268, 772084, 1056536, 1544168, 2509273, 5018546, 10037092, 20074184]

約数ペア:

[(1, 20074184), (2, 10037092), (4, 5018546), (8, 2509273), (13, 1544168), (19, 1056536), (26, 772084), (38, 528268), (52, 386042), (76, 264134), (104, 193021), (152, 132067), (247, 81272), (494, 40636), (988, 20318), (1976, 10159)]