19214818

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10477}}^1$

素因数の和:10617

約数の個数: 16

約数和(自身を含む): 33194304

約数和(自身を除く): 13979486

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 10477, 20954, 73339, 146678, 1372487, 2744974, 9607409, 19214818]

約数ペア:

[(1, 19214818), (2, 9607409), (7, 2744974), (14, 1372487), (131, 146678), (262, 73339), (917, 20954), (1834, 10477)]