20928112

素因数分解:

$2^4\times {\mathrm{1117}}^1\times {\mathrm{1171}}^1$

素因数の和:2296

約数の個数: 20

約数和(自身を含む): 40619176

約数和(自身を除く): 19691064

約数列:

[1, 2, 4, 8, 16, 1117, 1171, 2234, 2342, 4468, 4684, 8936, 9368, 17872, 18736, 1308007, 2616014, 5232028, 10464056, 20928112]

約数ペア:

[(1, 20928112), (2, 10464056), (4, 5232028), (8, 2616014), (16, 1308007), (1117, 18736), (1171, 17872), (2234, 9368), (2342, 8936), (4468, 4684)]