20042874890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1\times {\mathrm{63703}}^1$

素因数の和:64214

約数の個数: 32

約数和(自身を含む): 36656810496

約数和(自身を除く): 16613935606

約数列:

[1, 2, 5, 10, 73, 146, 365, 431, 730, 862, 2155, 4310, 31463, 62926, 63703, 127406, 157315, 314630, 318515, 637030, 4650319, 9300638, 23251595, 27455993, 46503190, 54911986, 137279965, 274559930, 2004287489, 4008574978, 10021437445, 20042874890]

約数ペア:

[(1, 20042874890), (2, 10021437445), (5, 4008574978), (10, 2004287489), (73, 274559930), (146, 137279965), (365, 54911986), (431, 46503190), (730, 27455993), (862, 23251595), (2155, 9300638), (4310, 4650319), (31463, 637030), (62926, 318515), (63703, 314630), (127406, 157315)]