19824752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{65213}}^1$

素因数の和:65240

約数の個数: 20

約数和(自身を含む): 40432680

約数和(自身を除く): 20607928

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 65213, 130426, 260852, 521704, 1043408, 1239047, 2478094, 4956188, 9912376, 19824752]

約数ペア:

[(1, 19824752), (2, 9912376), (4, 4956188), (8, 2478094), (16, 1239047), (19, 1043408), (38, 521704), (76, 260852), (152, 130426), (304, 65213)]