18990276

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{25943}}^1$

素因数の和:26011

約数の個数: 24

約数和(自身を含む): 45038784

約数和(自身を除く): 26048508

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 25943, 51886, 77829, 103772, 155658, 311316, 1582523, 3165046, 4747569, 6330092, 9495138, 18990276]

約数ペア:

[(1, 18990276), (2, 9495138), (3, 6330092), (4, 4747569), (6, 3165046), (12, 1582523), (61, 311316), (122, 155658), (183, 103772), (244, 77829), (366, 51886), (732, 25943)]