205320790904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{3391}}^1\times {\mathrm{398347}}^1$

素因数の和:401763

約数の個数: 32

約数和(自身を含む): 405358924800

約数和(自身を除く): 200038133896

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 3391, 6782, 13564, 27128, 64429, 128858, 257716, 398347, 515432, 796694, 1593388, 3186776, 7568593, 15137186, 30274372, 60548744, 1350794677, 2701589354, 5403178708, 10806357416, 25665098863, 51330197726, 102660395452, 205320790904]

約数ペア:

[(1, 205320790904), (2, 102660395452), (4, 51330197726), (8, 25665098863), (19, 10806357416), (38, 5403178708), (76, 2701589354), (152, 1350794677), (3391, 60548744), (6782, 30274372), (13564, 15137186), (27128, 7568593), (64429, 3186776), (128858, 1593388), (257716, 796694), (398347, 515432)]