20681614

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{3259}}^1$

素因数の和:3447

約数の個数: 16

約数和(自身を含む): 32860800

約数和(自身を除く): 12179186

約数列:

[1, 2, 19, 38, 167, 334, 3173, 3259, 6346, 6518, 61921, 123842, 544253, 1088506, 10340807, 20681614]

約数ペア:

[(1, 20681614), (2, 10340807), (19, 1088506), (38, 544253), (167, 123842), (334, 61921), (3173, 6518), (3259, 6346)]