18774854

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 15093946

約数列:

[1, 2, 7, 14, 23, 46, 161, 199, 293, 322, 398, 586, 1393, 2051, 2786, 4102, 4577, 6739, 9154, 13478, 32039, 47173, 58307, 64078, 94346, 116614, 408149, 816298, 1341061, 2682122, 9387427, 18774854]

約数ペア:

[(1, 18774854), (2, 9387427), (7, 2682122), (14, 1341061), (23, 816298), (46, 408149), (161, 116614), (199, 94346), (293, 64078), (322, 58307), (398, 47173), (586, 32039), (1393, 13478), (2051, 9154), (2786, 6739), (4102, 4577)]