20164579672

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{469993}}^1$

素因数の和:470203

約数の個数: 32

約数和(自身を含む): 39253898880

約数和(自身を除く): 19089319208

約数列:

[1, 2, 4, 8, 31, 62, 124, 173, 248, 346, 692, 1384, 5363, 10726, 21452, 42904, 469993, 939986, 1879972, 3759944, 14569783, 29139566, 58279132, 81308789, 116558264, 162617578, 325235156, 650470312, 2520572459, 5041144918, 10082289836, 20164579672]

約数ペア:

[(1, 20164579672), (2, 10082289836), (4, 5041144918), (8, 2520572459), (31, 650470312), (62, 325235156), (124, 162617578), (173, 116558264), (248, 81308789), (346, 58279132), (692, 29139566), (1384, 14569783), (5363, 3759944), (10726, 1879972), (21452, 939986), (42904, 469993)]