18918482

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{4751}}^1$

素因数の和:4945

約数の個数: 16

約数和(自身を含む): 31135104

約数和(自身を除く): 12216622

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 4751, 9502, 52261, 104522, 859931, 1719862, 9459241, 18918482]

約数ペア:

[(1, 18918482), (2, 9459241), (11, 1719862), (22, 859931), (181, 104522), (362, 52261), (1991, 9502), (3982, 4751)]