18464922

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:897

約数の個数: 80

約数和(自身を含む): 49832640

約数和(自身を除く): 31367718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 81, 114, 126, 133, 162, 171, 189, 266, 342, 378, 399, 513, 567, 798, 857, 1026, 1134, 1197, 1539, 1714, 2394, 2571, 3078, 3591, 5142, 5999, 7182, 7713, 10773, 11998, 15426, 16283, 17997, 21546, 23139, 32566, 35994, 46278, 48849, 53991, 69417, 97698, 107982, 113981, 138834, 146547, 161973, 227962, 293094, 323946, 341943, 439641, 485919, 683886, 879282, 971838, 1025829, 1318923, 2051658, 2637846, 3077487, 6154974, 9232461, 18464922]

約数ペア:

[(1, 18464922), (2, 9232461), (3, 6154974), (6, 3077487), (7, 2637846), (9, 2051658), (14, 1318923), (18, 1025829), (19, 971838), (21, 879282), (27, 683886), (38, 485919), (42, 439641), (54, 341943), (57, 323946), (63, 293094), (81, 227962), (114, 161973), (126, 146547), (133, 138834), (162, 113981), (171, 107982), (189, 97698), (266, 69417), (342, 53991), (378, 48849), (399, 46278), (513, 35994), (567, 32566), (798, 23139), (857, 21546), (1026, 17997), (1134, 16283), (1197, 15426), (1539, 11998), (1714, 10773), (2394, 7713), (2571, 7182), (3078, 5999), (3591, 5142)]