20160981224

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{397433}}^1$

素因数の和:397829

約数の個数: 32

約数和(自身を含む): 40132885320

約数和(自身を除く): 19971904096

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 373, 746, 1492, 2984, 6341, 12682, 25364, 50728, 397433, 794866, 1589732, 3179464, 6756361, 13512722, 27025444, 54050888, 148242509, 296485018, 592970036, 1185940072, 2520122653, 5040245306, 10080490612, 20160981224]

約数ペア:

[(1, 20160981224), (2, 10080490612), (4, 5040245306), (8, 2520122653), (17, 1185940072), (34, 592970036), (68, 296485018), (136, 148242509), (373, 54050888), (746, 27025444), (1492, 13512722), (2984, 6756361), (6341, 3179464), (12682, 1589732), (25364, 794866), (50728, 397433)]