20538993214

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1571}}^1\times {\mathrm{159437}}^1$

素因数の和:161051

約数の個数: 16

約数和(自身を含む): 31580203536

約数和(自身を除く): 11041210322

約数列:

[1, 2, 41, 82, 1571, 3142, 64411, 128822, 159437, 318874, 6536917, 13073834, 250475527, 500951054, 10269496607, 20538993214]

約数ペア:

[(1, 20538993214), (2, 10269496607), (41, 500951054), (82, 250475527), (1571, 13073834), (3142, 6536917), (64411, 318874), (128822, 159437)]