20074453

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1288

約数の個数: 16

約数和(自身を含む): 24002560

約数和(自身を除く): 3928107

約数列:

[1, 7, 31, 79, 217, 553, 1171, 2449, 8197, 17143, 36301, 92509, 254107, 647563, 2867779, 20074453]

約数ペア:

[(1, 20074453), (7, 2867779), (31, 647563), (79, 254107), (217, 92509), (553, 36301), (1171, 17143), (2449, 8197)]