218486534

素因数分解:

$2^1\times 7^1\times {\mathrm{1523}}^1\times {\mathrm{10247}}^1$

素因数の和:11779

約数の個数: 16

約数和(自身を含む): 374830848

約数和(自身を除く): 156344314

約数列:

[1, 2, 7, 14, 1523, 3046, 10247, 10661, 20494, 21322, 71729, 143458, 15606181, 31212362, 109243267, 218486534]

約数ペア:

[(1, 218486534), (2, 109243267), (7, 31212362), (14, 15606181), (1523, 143458), (3046, 71729), (10247, 21322), (10661, 20494)]