198427376

素因数分解:

$2^4\times 7^1\times {\mathrm{1771673}}^1$

素因数の和:1771688

約数の個数: 20

約数和(自身を含む): 439375152

約数和(自身を除く): 240947776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1771673, 3543346, 7086692, 12401711, 14173384, 24803422, 28346768, 49606844, 99213688, 198427376]

約数ペア:

[(1, 198427376), (2, 99213688), (4, 49606844), (7, 28346768), (8, 24803422), (14, 14173384), (16, 12401711), (28, 7086692), (56, 3543346), (112, 1771673)]