19867264

素因数分解:

$2^7\times {\mathrm{269}}^1\times {\mathrm{577}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 39795300

約数和(自身を除く): 19928036

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 269, 538, 577, 1076, 1154, 2152, 2308, 4304, 4616, 8608, 9232, 17216, 18464, 34432, 36928, 73856, 155213, 310426, 620852, 1241704, 2483408, 4966816, 9933632, 19867264]

約数ペア:

[(1, 19867264), (2, 9933632), (4, 4966816), (8, 2483408), (16, 1241704), (32, 620852), (64, 310426), (128, 155213), (269, 73856), (538, 36928), (577, 34432), (1076, 18464), (1154, 17216), (2152, 9232), (2308, 8608), (4304, 4616)]