20841404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11923}}^1$

素因数の和:11969

約数の個数: 24

約数和(自身を含む): 40064640

約数和(自身を除く): 19223236

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11923, 23846, 47692, 226537, 274229, 453074, 548458, 906148, 1096916, 5210351, 10420702, 20841404]

約数ペア:

[(1, 20841404), (2, 10420702), (4, 5210351), (19, 1096916), (23, 906148), (38, 548458), (46, 453074), (76, 274229), (92, 226537), (437, 47692), (874, 23846), (1748, 11923)]