18625618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{13879}}^1$

素因数の和:13953

約数の個数: 16

約数和(自身を含む): 30980160

約数和(自身を除く): 12354542

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 13879, 27758, 152669, 305338, 846619, 1693238, 9312809, 18625618]

約数ペア:

[(1, 18625618), (2, 9312809), (11, 1693238), (22, 846619), (61, 305338), (122, 152669), (671, 27758), (1342, 13879)]