218167376

素因数分解:

$2^4\times 7^1\times {\mathrm{1947923}}^1$

素因数の和:1947938

約数の個数: 20

約数和(自身を含む): 483085152

約数和(自身を除く): 264917776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1947923, 3895846, 7791692, 13635461, 15583384, 27270922, 31166768, 54541844, 109083688, 218167376]

約数ペア:

[(1, 218167376), (2, 109083688), (4, 54541844), (7, 31166768), (8, 27270922), (14, 15583384), (16, 13635461), (28, 7791692), (56, 3895846), (112, 1947923)]