18122818

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6571}}^1$

素因数の和:6777

約数の個数: 16

約数和(自身を含む): 31230144

約数和(自身を除く): 13107326

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 6571, 13142, 45997, 91994, 1294487, 2588974, 9061409, 18122818]

約数ペア:

[(1, 18122818), (2, 9061409), (7, 2588974), (14, 1294487), (197, 91994), (394, 45997), (1379, 13142), (2758, 6571)]