19743138

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{17981}}^1$

素因数の和:18050

約数の個数: 24

約数和(自身を含む): 43480476

約数和(自身を除く): 23737338

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 17981, 35962, 53943, 107886, 161829, 323658, 1096841, 2193682, 3290523, 6581046, 9871569, 19743138]

約数ペア:

[(1, 19743138), (2, 9871569), (3, 6581046), (6, 3290523), (9, 2193682), (18, 1096841), (61, 323658), (122, 161829), (183, 107886), (366, 53943), (549, 35962), (1098, 17981)]