18229554

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{971}}^1$

素因数の和:1135

約数の個数: 48

約数和(自身を含む): 45489600

約数和(自身を除く): 27260046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 149, 298, 447, 894, 971, 1043, 1341, 1942, 2086, 2682, 2913, 3129, 5826, 6258, 6797, 8739, 9387, 13594, 17478, 18774, 20391, 40782, 61173, 122346, 144679, 289358, 434037, 868074, 1012753, 1302111, 2025506, 2604222, 3038259, 6076518, 9114777, 18229554]

約数ペア:

[(1, 18229554), (2, 9114777), (3, 6076518), (6, 3038259), (7, 2604222), (9, 2025506), (14, 1302111), (18, 1012753), (21, 868074), (42, 434037), (63, 289358), (126, 144679), (149, 122346), (298, 61173), (447, 40782), (894, 20391), (971, 18774), (1043, 17478), (1341, 13594), (1942, 9387), (2086, 8739), (2682, 6797), (2913, 6258), (3129, 5826)]