201620384534

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7027}}^1\times {\mathrm{20407}}^1$

素因数の和:27492

約数の個数: 32

約数和(自身を含む): 327014526720

約数和(自身を除く): 125394142186

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 7027, 14054, 20407, 40814, 133513, 259999, 267026, 387733, 519998, 755059, 775466, 1510118, 4939981, 9879962, 14346121, 28692242, 143399989, 286799978, 2724599791, 5305799593, 5449199582, 10611599186, 100810192267, 201620384534]

約数ペア:

[(1, 201620384534), (2, 100810192267), (19, 10611599186), (37, 5449199582), (38, 5305799593), (74, 2724599791), (703, 286799978), (1406, 143399989), (7027, 28692242), (14054, 14346121), (20407, 9879962), (40814, 4939981), (133513, 1510118), (259999, 775466), (267026, 755059), (387733, 519998)]