20230984

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2557}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 40518720

約数和(自身を除く): 20287736

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 2557, 3956, 5114, 7912, 10228, 20456, 58811, 109951, 117622, 219902, 235244, 439804, 470488, 879608, 2528873, 5057746, 10115492, 20230984]

約数ペア:

[(1, 20230984), (2, 10115492), (4, 5057746), (8, 2528873), (23, 879608), (43, 470488), (46, 439804), (86, 235244), (92, 219902), (172, 117622), (184, 109951), (344, 58811), (989, 20456), (1978, 10228), (2557, 7912), (3956, 5114)]