18796554

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{619}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 46812480

約数和(自身を除く): 28015926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 241, 482, 619, 723, 1238, 1446, 1687, 1857, 2169, 3374, 3714, 4333, 4338, 5061, 5571, 8666, 10122, 11142, 12999, 15183, 25998, 30366, 38997, 77994, 149179, 298358, 447537, 895074, 1044253, 1342611, 2088506, 2685222, 3132759, 6265518, 9398277, 18796554]

約数ペア:

[(1, 18796554), (2, 9398277), (3, 6265518), (6, 3132759), (7, 2685222), (9, 2088506), (14, 1342611), (18, 1044253), (21, 895074), (42, 447537), (63, 298358), (126, 149179), (241, 77994), (482, 38997), (619, 30366), (723, 25998), (1238, 15183), (1446, 12999), (1687, 11142), (1857, 10122), (2169, 8666), (3374, 5571), (3714, 5061), (4333, 4338)]