18663194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{13907}}^1$

素因数の和:13981

約数の個数: 16

約数和(自身を含む): 31042656

約数和(自身を除く): 12379462

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 13907, 27814, 152977, 305954, 848327, 1696654, 9331597, 18663194]

約数ペア:

[(1, 18663194), (2, 9331597), (11, 1696654), (22, 848327), (61, 305954), (122, 152977), (671, 27814), (1342, 13907)]