18042626

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 32590080

約数和(自身を除く): 14547454

約数列:

[1, 2, 7, 14, 23, 46, 137, 161, 274, 322, 409, 818, 959, 1918, 2863, 3151, 5726, 6302, 9407, 18814, 22057, 44114, 56033, 65849, 112066, 131698, 392231, 784462, 1288759, 2577518, 9021313, 18042626]

約数ペア:

[(1, 18042626), (2, 9021313), (7, 2577518), (14, 1288759), (23, 784462), (46, 392231), (137, 131698), (161, 112066), (274, 65849), (322, 56033), (409, 44114), (818, 22057), (959, 18814), (1918, 9407), (2863, 6302), (3151, 5726)]