18558518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{13829}}^1$

素因数の和:13903

約数の個数: 16

約数和(自身を含む): 30868560

約数和(自身を除く): 12310042

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 13829, 27658, 152119, 304238, 843569, 1687138, 9279259, 18558518]

約数ペア:

[(1, 18558518), (2, 9279259), (11, 1687138), (22, 843569), (61, 304238), (122, 152119), (671, 27658), (1342, 13829)]