20428554

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{827}}^1$

素因数の和:1034

約数の個数: 32

約数和(自身を含む): 42923520

約数和(自身を除く): 22494966

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 179, 358, 537, 827, 1074, 1654, 2481, 4117, 4962, 8234, 12351, 19021, 24702, 38042, 57063, 114126, 148033, 296066, 444099, 888198, 3404759, 6809518, 10214277, 20428554]

約数ペア:

[(1, 20428554), (2, 10214277), (3, 6809518), (6, 3404759), (23, 888198), (46, 444099), (69, 296066), (138, 148033), (179, 114126), (358, 57063), (537, 38042), (827, 24702), (1074, 19021), (1654, 12351), (2481, 8234), (4117, 4962)]