16219505

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 20280144

約数和(自身を除く): 4060639

約数列:

[1, 5, 37, 73, 185, 365, 1201, 2701, 6005, 13505, 44437, 87673, 222185, 438365, 3243901, 16219505]

約数ペア:

[(1, 16219505), (5, 3243901), (37, 438365), (73, 222185), (185, 87673), (365, 44437), (1201, 13505), (2701, 6005)]