18140976

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{857}}^1$

素因数の和:888

約数の個数: 120

約数和(自身を含む): 60643440

約数和(自身を除く): 42502464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 857, 882, 1008, 1176, 1323, 1512, 1714, 1764, 2352, 2571, 2646, 3024, 3428, 3528, 5142, 5292, 5999, 6856, 7056, 7713, 10284, 10584, 11998, 13712, 15426, 17997, 20568, 21168, 23139, 23996, 30852, 35994, 41136, 41993, 46278, 47992, 53991, 61704, 71988, 83986, 92556, 95984, 107982, 123408, 125979, 143976, 161973, 167972, 185112, 215964, 251958, 287952, 323946, 335944, 370224, 377937, 431928, 503916, 647892, 671888, 755874, 863856, 1007832, 1133811, 1295784, 1511748, 2015664, 2267622, 2591568, 3023496, 4535244, 6046992, 9070488, 18140976]

約数ペア:

[(1, 18140976), (2, 9070488), (3, 6046992), (4, 4535244), (6, 3023496), (7, 2591568), (8, 2267622), (9, 2015664), (12, 1511748), (14, 1295784), (16, 1133811), (18, 1007832), (21, 863856), (24, 755874), (27, 671888), (28, 647892), (36, 503916), (42, 431928), (48, 377937), (49, 370224), (54, 335944), (56, 323946), (63, 287952), (72, 251958), (84, 215964), (98, 185112), (108, 167972), (112, 161973), (126, 143976), (144, 125979), (147, 123408), (168, 107982), (189, 95984), (196, 92556), (216, 83986), (252, 71988), (294, 61704), (336, 53991), (378, 47992), (392, 46278), (432, 41993), (441, 41136), (504, 35994), (588, 30852), (756, 23996), (784, 23139), (857, 21168), (882, 20568), (1008, 17997), (1176, 15426), (1323, 13712), (1512, 11998), (1714, 10584), (1764, 10284), (2352, 7713), (2571, 7056), (2646, 6856), (3024, 5999), (3428, 5292), (3528, 5142)]