20813422

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{5923}}^1$

素因数の和:6183

約数の個数: 16

約数和(自身を含む): 35828352

約数和(自身を除く): 15014930

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 5923, 11846, 41461, 82922, 1486673, 2973346, 10406711, 20813422]

約数ペア:

[(1, 20813422), (2, 10406711), (7, 2973346), (14, 1486673), (251, 82922), (502, 41461), (1757, 11846), (3514, 5923)]