20667138

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3823}}^1$

素因数の和:3898

約数の個数: 32

約数和(自身を含む): 44603136

約数和(自身を除く): 23935998

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 102, 106, 159, 318, 901, 1802, 2703, 3823, 5406, 7646, 11469, 22938, 64991, 129982, 194973, 202619, 389946, 405238, 607857, 1215714, 3444523, 6889046, 10333569, 20667138]

約数ペア:

[(1, 20667138), (2, 10333569), (3, 6889046), (6, 3444523), (17, 1215714), (34, 607857), (51, 405238), (53, 389946), (102, 202619), (106, 194973), (159, 129982), (318, 64991), (901, 22938), (1802, 11469), (2703, 7646), (3823, 5406)]