55639568

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{20101}}^1$

素因数の和:20282

約数の個数: 20

約数和(自身を含む): 108430188

約数和(自身を除く): 52790620

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 20101, 40202, 80404, 160808, 321616, 3477473, 6954946, 13909892, 27819784, 55639568]

約数ペア:

[(1, 55639568), (2, 27819784), (4, 13909892), (8, 6954946), (16, 3477473), (173, 321616), (346, 160808), (692, 80404), (1384, 40202), (2768, 20101)]