18563310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 49896000

約数和(自身を除く): 31332690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 197, 270, 349, 394, 591, 698, 985, 1047, 1182, 1745, 1773, 1970, 2094, 2955, 3141, 3490, 3546, 5235, 5319, 5910, 6282, 8865, 9423, 10470, 10638, 15705, 17730, 18846, 26595, 31410, 47115, 53190, 68753, 94230, 137506, 206259, 343765, 412518, 618777, 687530, 1031295, 1237554, 1856331, 2062590, 3093885, 3712662, 6187770, 9281655, 18563310]

約数ペア:

[(1, 18563310), (2, 9281655), (3, 6187770), (5, 3712662), (6, 3093885), (9, 2062590), (10, 1856331), (15, 1237554), (18, 1031295), (27, 687530), (30, 618777), (45, 412518), (54, 343765), (90, 206259), (135, 137506), (197, 94230), (270, 68753), (349, 53190), (394, 47115), (591, 31410), (698, 26595), (985, 18846), (1047, 17730), (1182, 15705), (1745, 10638), (1773, 10470), (1970, 9423), (2094, 8865), (2955, 6282), (3141, 5910), (3490, 5319), (3546, 5235)]