16557516

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{19997}}^1$

素因数の和:20030

約数の個数: 36

約数和(自身を含む): 43675632

約数和(自身を除く): 27118116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 19997, 39994, 59991, 79988, 119982, 179973, 239964, 359946, 459931, 719892, 919862, 1379793, 1839724, 2759586, 4139379, 5519172, 8278758, 16557516]

約数ペア:

[(1, 16557516), (2, 8278758), (3, 5519172), (4, 4139379), (6, 2759586), (9, 1839724), (12, 1379793), (18, 919862), (23, 719892), (36, 459931), (46, 359946), (69, 239964), (92, 179973), (138, 119982), (207, 79988), (276, 59991), (414, 39994), (828, 19997)]