20679944

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{673}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 40763520

約数和(自身を除く): 20083576

約数列:

[1, 2, 4, 8, 23, 46, 92, 167, 184, 334, 668, 673, 1336, 1346, 2692, 3841, 5384, 7682, 15364, 15479, 30728, 30958, 61916, 112391, 123832, 224782, 449564, 899128, 2584993, 5169986, 10339972, 20679944]

約数ペア:

[(1, 20679944), (2, 10339972), (4, 5169986), (8, 2584993), (23, 899128), (46, 449564), (92, 224782), (167, 123832), (184, 112391), (334, 61916), (668, 30958), (673, 30728), (1336, 15479), (1346, 15364), (2692, 7682), (3841, 5384)]