18122002

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1669}}^1$

素因数の和:1821

約数の個数: 16

約数和(自身を含む): 27955800

約数和(自身を除く): 9833798

約数列:

[1, 2, 61, 89, 122, 178, 1669, 3338, 5429, 10858, 101809, 148541, 203618, 297082, 9061001, 18122002]

約数ペア:

[(1, 18122002), (2, 9061001), (61, 297082), (89, 203618), (122, 148541), (178, 101809), (1669, 10858), (3338, 5429)]